This site uses cookies. By continuing to browse the site you are agreeing to our use of cookies. Read our privacy policy>
The Huawei AirEngine Wi-Fi 6 Product Series Has Landed
All-wireless offices are no longer fiction, but fact.
Allowing enterprises to benefit from unprecedented levels of communication and collaboration, Wi-Fi 6 wireless networks deliver the fiber-like, lightning-fast speeds that make 4K video conferencing, cloud collaboration, and other bandwidth-hungry, high-concurrency applications a reality.
Indeed, all-wireless capability extends to all parts of an enterprise, also boosting production operational efficiency in the warehouse and on the manufacturing factory floor. Wi-Fi 6 networks — offering always-on mobility — enable the deployment of advanced technologies, such as Automated Guided Vehicles (AGVs), and realize industrial visual quality detection as well as the loading of vehicle software remotely.
Huawei’s complete series of AirEngine Wi-Fi 6 products helps build next generation wireless networks for all enterprises, big or small. The AirEngine series satisfies the requirements of customers across industries, in both indoor and outdoor wireless network deployment. And with an efficient industrial design and an innovative IoT card slot (featuring a removable cover), Huawei's AirEngine Wi-Fi 6 products fully meet the ever-changing requirements of terminals and applications in the digital space.
Only AirEngine Wi-Fi 6 features smart antenna technologies, with 16 antennas delivering 10 Gbit/s and beyond, making bandwidth-hungry applications such as 4K/VR a reality.
Unique to Huawei AirEngine Wi-Fi 6, smart radio algorithms ensure uninterrupted, lossless mobility for mission-critical services in all scenarios, effectively achieving service reliability.
With AI-powered intelligent O&M, AirEngine Wi-Fi 6 delivers a stable, baseline 100 Mbit/s experience anytime, anywhere.
Indoor Access Points
Outdoor Access Points
Access Controllers
Scenario-specific product series
Accessories
Huawei's next-generation indoor flagship Wi-Fi 6 (802.11ax) access point (AP) with 16 spatial streams, built-in smart antennas, and dual IoT slots, as well as support for the triple-radio mode, achieving a rate of up to 10.75 Gbps.
Ideal for scenarios requiring high bandwidth and high-quality network experience, such as high-end enterprise offices, conference spaces, immersive teaching, and business class lounges in airports.
AirEngine 6700 Series
Ultra-high-performance indoor settled Wi-Fi 6 (802.11ax) access point (AP) with 10 spatial streams by default and two built-in IoT slots. With an RTU license, the AP can provide up to 12 spatial streams and work in the triple-radio mode.
Ideal for high-density scenarios such as midsize and large enterprise offices, education institutions, and business spaces.
A next generation indoor Wi-Fi 6 (802.11ax) AP with triple-band radios — 1 x 2.4 GHz and 2 x 5 GHz — and built-in Smart Antennas, providing enhanced coverage and signal quality and a rate of up to 6.575 Gbit/s.
AirEngine 5700 Series
High-performance indoor settled Wi-Fi 6 (802.11ax) access point (AP) with six spatial streams by default. With an RTU license, the AP can support up to eight spatial streams and work in the triple-radio mode. The AP also provides built-in smart antennas and two built-in IoT slots, achieving a rate of up to 5.95 Gbps.
Ideal for high-density indoor scenarios such as small and midsize enterprise offices, retail outlets, and education institutions.
A next generation indoor Wi-Fi 6 (802.11ax) AP with six spatial streams and built-in Smart Antennas, where signals follow users to deliver always-on coverage, offering a maximum rate of 5.375 Gbit/s.
Indoor settled Wi-Fi 6 (802.11ax) access point (AP) with built-in smart antennas, enabling Wi-Fi signals to move with users and delivering always-on signal coverage. The AP supports 2x2 MIMO, and can simultaneously deliver services on both the 2.4 GHz and 5 GHz frequency bands, achieving a rate of up to 1.775 Gbps.
A next generation indoor Wi-Fi 6 (802.11ax) AP with built-in Smart Antennas, where Wi-Fi signals follow users, delivering always-on coverage. Additionally, 2x2 MIMO enables the simultaneous delivery of services on both the 2.4 GHz and 5 GHz frequency bands, with a rate of up to 1.775 Gbit/s.
Next-generation high-performance Wi-Fi 6 (802.11ax) wall plate access point (AP) with built-in smart antennas, two spatial streams at 2.4 GHz (2x2 MU-MIMO), and four spatial streams at 5 GHz (4x4 MU-MIMO), achieving a device rate of up to 5.37 Gbps. The AP also supports PoE out and can supply power for IP phones and external IoT terminals, making it ideal for high-density areas such as hotels and dormitories.
A next generation Wi-Fi 6 (802.11ax) wall plate AP with built-in Smart Antennas and four spatial streams, supporting a rate of up to 1.775 Gbit/s. Additional support for PoE out provides a power source for devices such as IP phones.
A next generation Wi-Fi 6 (802.11ax) wall plate AP with built-in Smart Antennas and four spatial streams, supporting a rate of up to 1.775 Gbit/s.
AP7000 Series
The AP7060DN is a cutting-edge 802.11ax wireless Access Point (AP) with built-in omnidirectional antennas. The device rate can reach up to 6 Gbit/s, providing high-quality wireless services for enterprises. The AP7060DN allows for IoT expansion, meeting the IoT requirements of enterprises. In compliance with 802.11ax and with its 10 GE uplink interface, the AP7060DN can easily eliminate the bottleneck in upstream bandwidth of common APs.
A wireless AP that supports 802.11ac Wave 2, 4 x 4 MIMO, and four spatial streams, delivering a rate of up to 2.53 Gbit/s. Built-in Smart Antennas provide precise coverage for STAs — designed for indoor environments such as offices and classrooms.
Wireless APs that supports 802.11ac Wave 2, 4 x 4 MIMO, and four spatial streams, delivering a rate of up to 3.46 Gbit/s. Built-in or external Smart Antennas provide 360° coverage — ideal for indoor environments and large campuses.
A wireless AP that supports 802.11ac Wave 2, 4 x 4 MIMO and four spatial streams. Built-in Smart Antennas provide targeted signal coverage and improved signal quality — designed for indoor environments such as schools and offices.
AP6000 Series
An 802.11ac Wave 2 AP that supports 4 x 4 MIMO, four spatial streams, and 2.4 GHz to 5 GHz switchover, delivering a maximum rate of up to 3.46 Gbit/s. AP6052DN is designed for indoor environments such as enterprise offices and education institutions.
An 802.11ac Wave 2 AP with three radios — 1 x 2.4 GHz, 2 x 5 GHz — supporting 50% more concurrent users. With built-in Smart Antennas enhancing coverage and signal quality, and cloud management simplifying O&M, the AP is designed for high-density scenarios such as e-classrooms and supermarkets.
Huawei AP6050DN and AP6150DN are wireless access points that support 802.11ac Wave 2, Both 2.4GHz and 5GHz bands support 4 x 4 MIMO and four spatial streams, applicable to medium and large high-density scenarios, such as mobile offices and elementary and higher education.
AP5000 Series
An 802.11ac Wave 2 Access Point (AP) that supports 2 x 2 MIMO and two spatial streams. With built-in smart antennas and GPON uplink ports, the AP supports a maximum rate of 1.267 Gbit/s. The AP5510-W-GP is applicable to scenarios with dense rooms, such as student dormitories and hotel guest rooms.
Wireless APs enhanced for faster line speeds and security features to provide responsive services for users in high-density areas.
AP4000 Series
Huawei AP4050DE-M is an 802.11ac Wave 2 Access Point (AP) that supports 2x2 MIMO and two spatial streams. With built-in smart antennas, the AP provides a wide coverage range and supports a maximum rate of 1.267 Gbit/s. The AP4050DE-M is applicable to small- and medium-sized enterprises and commercial environments such as airports, stations, stadiums, cafes, and entertainment centers.
Huawei AP4051TN 802.11ac Wave 2 Access Point (AP) has three radio channels for use in eClassrooms, shopping malls, and supermarkets. The 2.4 GHz band supports 2 x 2 MIMO and two spatial streams; the 5 GHz bands support 4 x 4 MIMO and four spatial streams.
Huawei AP4050DN-HD is a wireless access point with built-in high-density smart antennas. It is applicable to indoor high-density stadiums.
Huawei AP4050DN-E is an IoT-based wireless access point that supports 802.11ac Wave 2, 2 x 2 MIMO, and two spatial streams. It is often used in commercial chains, medical, warehousing, manufacturing, and logistics environments.
Huawei AP4051DN and AP4151DN are next-generation access points that support 802.11ac Wave 2 and 2 x 2 MIMO, and are applicable to commercial chains, medical, warehousing, manufacturing, and logistics environments.
Huawei AP4050DN is a next-generation access point that supports 802.11ac Wave 2 and is applicable to commercial chains, medical, warehousing, manufacturing, and logistics environments.
Huawei AP4030TN is a wireless AP in compliance with 802.11ac Wave 1. It provides Software-Defined Radio (SDR) with each of three radio frequencies supporting 2 x 2 MIMO and two spatial streams, for eClassroom and high-density venues.
AP2000 Series
These latest-generation gigabit wall plate access points comply with 802.11ac Wave 2. With built-in smart antennas they support 2 x 2 MIMO and two spatial streams, achieving a rate of 1.267 Gbit/s. They are applicable to environments with complex wall structures or high-density rooms, such as schools, hotels, hospitals, and offices.
Huawei AP2051DN-S is a gigabit wall plate Access Point (AP) targeted at the SMB distribution market in compliance with 802.11ac Wave 2. The AP2051DN-S boasts built-in smart antennas, and supports 2 x 2 MIMO and two spatial streams, achieving a rate of 1.267 Gbit/s. The AP is applicable to environments with complex wall structures and high-density rooms, such as schools, hotels, hospitals, and office meeting rooms.
Huawei AP2050DN is the latest-generation gigabit wall plate Access Point (AP) that complies with 802.11ac Wave 2, applicable to environments densely populated with small rooms, such as hotels, student dormitories, hospitals, and offices.
Huawei AP2050DN-E is the latest-generation gigabit wall plate Access Point (AP) that complies with 802.11ac Wave 2, applicable to environments densely populated with small rooms, such as hotels, student dormitories, hospitals, and offices.
A sleek, full-featured AP that can be easily installed and used for delivering wireless services in high-density environments such as offices, apartments, and hotels.
AP1000 series
Huawei AP1050DN-S is a cost-effective wireless Access Point (AP) targeted at the SMB distribution market. The AP supports MU-MIMO and complies with 802.11n and 802.11ac protocols, enhancing wireless experiences for users. The AP1050DN-S is applicable to scenarios such as SMB, cafes, and supermarkets.
Next-generation outdoor high-performance Wi-Fi 6 (802.11ax) access point (AP) supporting eight spatial streams — four at 2.4 GHz (4x4 MU-MIMO) and four at 5 GHz (4x4 MU-MIMO) — achieving a device rate of up to 5.95 Gbps.
Ideal for outdoor coverage scenarios such as pedestrian streets, amusement parks, and docks.
AirEngine 8700R Series
Next-generation outdoor flagship Wi-Fi 6 (802.11ax) access point (AP) supporting 16 spatial streams — eight at 2.4 GHz (8x8 MU-MIMO, 8T8R) and eight at 5 GHz (8x8 MU-MIMO) — achieving a device rate of up to 10.75 Gbps and delivering superb outdoor coverage performance.
Ideal for high-density outdoor scenarios, such as outdoor stadiums, public squares, and parks.
AP8000 Series
Outdoor 802.11ac Wave 2 dual-radio access point (AP) supporting four spatial streams (4x4 MU-MIMO) on each radio, providing a total of eight spatial streams.
Ideal for high-density stadiums, plazas, pedestrian streets, and amusement parks.
Outdoor 802.11ac Wave 2 three-radio access point (AP) with six spatial streams and built-in smart antennas, achieving a rate of up to 2.134 Gbps.
Ideal for high-density environments such as stadiums and outdoor playing fields.
Outdoor 802.11ac Wave 2 dual-radio access point (AP) with four spatial streams.
Ideal for coverage scenarios (for example, high-density stadiums, plazas, pedestrian streets, and amusement parks) and bridging scenarios (for example, data backhaul, video surveillance, and train-to-ground backhaul scenarios, as well as wireless harbors).
A high-performance wireless AC designed for medium- to large-sized enterprise campuses, enterprise branches, and school campuses. AirEngine 9700-M1 can manage up to 2K APs, providing up to 120Gbps forwarding performance.
Designed for medium- to large-sized enterprise campuses, enterprise branches, and school campuses, offering management of up to 6144 APs and 65,536 users.
A high-specification wireless Access Controller (AC) for large campuses, enterprise branches, and school campuses. Based on the Huawei-developed server platform, the AC6800V can manage up to 10K Access Points (APs) and provide 60 Gbit/s forwarding performance.
A small-capacity fixed wireless Access Controller (AC) for small and medium-sized enterprises. It can manage up to 256 Access Points (APs) and provides a GE Ethernet switch function, achieving integrated access for wired and wireless users.
The AirEngine 9700-M is a high-specification wireless access controller (AC) for medium- to large-sized enterprise campuses. The AirEngine 9700-M can manage up to 2K access points (APs) and provide up to 120 Gbit/s forwarding performance.
Designed for larger enterprises, AC6605 Access Controllers (ACs) are used mainly in enterprise campus networks, large offices, and branch locations.
Can be installed on S12700, S9700, and S7700 modular switches to provide wireless service functionality, lowering network construction costs.
Designed for large enterprises, the ACU2 access controller unit card provides both wired and wireless service functionality for modular switches, lowering network construction costs.
• Up to 44 x 10 GE downlink ports and 2 x 100 GE uplink ports
• Switching capacity of 2.56 Tbit/s
• Wired and wireless convergence for simplified network and user management
• Network fault locating in minutes through Telemetry
• Up to 48 x GE downlink ports and 4 x 10 GE uplink ports
• Switching capacity of 758 Gbit/s, which can scale to 7.58 Tbit/s
• Wired and wireless convergence for simplified network and user management
• Network fault locating in minutes through Telemetry
Next-generation agile distributed 10GE central access point (AP) that provides four uplink 10GE ports and 24 downlink GE ports, and supports the connection of up to 24 RUs (AirEngine 5760-22WD), delivering high-quality distributed Wi-Fi 6 coverage. The AP can manage up to 48 RUs through a PoE switch, achieving the forwarding performance of up to 216 Gbps.
Ideal for scenarios with densely located rooms, such as hotels, dormitories, and wards.
A next generation indoor Wi-Fi 6 (802.11ax) AP purpose-designed for rail transportation, supporting four spatial streams and a maximum rate of 4.8 Gbit/s. The AP complies with EN50155 vehicle-mounted electronic equipment standards and supports rapid link handover, meeting the stringent requirements for train-to-ground backhaul network deployments.
Huawei's next-generation agile distributed Wi-Fi 6 (802.11ax) remote unit (RU) supporting simultaneous delivery of services on both the 2.4 GHz (2x2) and 5 GHz (4x4) frequency bands, achieving a device rate of up to 5.37 Gbps. The RU also provides built-in smart antennas that enable Wi-Fi signals to move with users, significantly improving users' wireless network experience.
Ideal for scenarios with densely located rooms, such as hotels, dormitories, and wards.
Huawei's agile distributed 10GE central access point (AP) with four uplink 10GE ports and 24 downlink GE ports, supporting the connection of up to 24 RUs (such as R251D) to be connected to deliver high-quality distributed Wi-Fi coverage. The AP can manage up to 48 RUs through a PoE switch.
Ideal for scenarios with densely located rooms, such as hotels, dormitories, and wards.
Huawei's agile distributed 802.11ac Wave 2 remote unit (RU) supporting simultaneous delivery of services on both the 2.4 GHz (2x2) and 5 GHz (2x2) frequency bands, as well as providing four spatial streams. Ideal for scenarios with densely located rooms, such as hotels, dormitories, and wards.
These 802.11ac Wave 2 RUs are used in Huawei’s Distributed Wi-Fi Solution. Featuring built-in smart antennas, 2 x 2 MIMO support and two spatial streams, these remote units achieve 1.267 Gbit/s and are used in areas with complex structures or high-density rooms, including schools, hotels, hospitals, and offices.
Huawei R450D is a Remote Unit (RU) used in Huawei’s agile distributed Wi-Fi solution. It is applicable to environments with complex wall structures and high-density rooms, and can be deployed either as ceiling-mounted or wall-mounted.
Huawei AP9131DN and AP9132DN are Access Points (APs) purpose-built for rail transportation scenarios. They comply with EN50155 vehicle-mounted electronic equipment standards, support fast switchover, and meet train-ground backhaul network deployment and compartment coverage requirements.
Radio Frequency (RF) coaxial connectors for custom lengths.
Wide range of couplers for dividing RF signals and connecting to power dividers of an antenna system.
Combiners for mixed signal environments including CDMA, GSM, DCS, PHS, and 3G signals.
Single-port PoE adapters convert AC power into PoE with a maximum port rate of 1,000 Mbit/s.
High isolation capacity power splitters with flat in-band and excellent standing wave performance for 2.4 GHz WLANs.
Indoor Access Points
Huawei's next-generation indoor flagship Wi-Fi 6 (802.11ax) access point (AP) with 16 spatial streams, built-in smart antennas, and dual IoT slots, as well as support for the triple-radio mode, achieving a rate of up to 10.75 Gbps.
Ideal for scenarios requiring high bandwidth and high-quality network experience, such as high-end enterprise offices, conference spaces, immersive teaching, and business class lounges in airports.
Outdoor Access Points
Next-generation outdoor high-performance Wi-Fi 6 (802.11ax) access point (AP) supporting eight spatial streams — four at 2.4 GHz (4x4 MU-MIMO) and four at 5 GHz (4x4 MU-MIMO) — achieving a device rate of up to 5.95 Gbps.
Ideal for outdoor coverage scenarios such as pedestrian streets, amusement parks, and docks.
Access Controllers
A high-performance wireless AC designed for medium- to large-sized enterprise campuses, enterprise branches, and school campuses. AirEngine 9700-M1 can manage up to 2K APs, providing up to 120Gbps forwarding performance.
Designed for medium- to large-sized enterprise campuses, enterprise branches, and school campuses, offering management of up to 6144 APs and 65,536 users.
A high-specification wireless Access Controller (AC) for large campuses, enterprise branches, and school campuses. Based on the Huawei-developed server platform, the AC6800V can manage up to 10K Access Points (APs) and provide 60 Gbit/s forwarding performance.
A small-capacity fixed wireless Access Controller (AC) for small and medium-sized enterprises. It can manage up to 256 Access Points (APs) and provides a GE Ethernet switch function, achieving integrated access for wired and wireless users.
The AirEngine 9700-M is a high-specification wireless access controller (AC) for medium- to large-sized enterprise campuses. The AirEngine 9700-M can manage up to 2K access points (APs) and provide up to 120 Gbit/s forwarding performance.
Designed for larger enterprises, AC6605 Access Controllers (ACs) are used mainly in enterprise campus networks, large offices, and branch locations.
Can be installed on S12700, S9700, and S7700 modular switches to provide wireless service functionality, lowering network construction costs.
Designed for large enterprises, the ACU2 access controller unit card provides both wired and wireless service functionality for modular switches, lowering network construction costs.
• Up to 44 x 10 GE downlink ports and 2 x 100 GE uplink ports
• Switching capacity of 2.56 Tbit/s
• Wired and wireless convergence for simplified network and user management
• Network fault locating in minutes through Telemetry
• Up to 48 x GE downlink ports and 4 x 10 GE uplink ports
• Switching capacity of 758 Gbit/s, which can scale to 7.58 Tbit/s
• Wired and wireless convergence for simplified network and user management
• Network fault locating in minutes through Telemetry
Scenario-specific product series
Next-generation agile distributed 10GE central access point (AP) that provides four uplink 10GE ports and 24 downlink GE ports, and supports the connection of up to 24 RUs (AirEngine 5760-22WD), delivering high-quality distributed Wi-Fi 6 coverage. The AP can manage up to 48 RUs through a PoE switch, achieving the forwarding performance of up to 216 Gbps.
Ideal for scenarios with densely located rooms, such as hotels, dormitories, and wards.
A next generation indoor Wi-Fi 6 (802.11ax) AP purpose-designed for rail transportation, supporting four spatial streams and a maximum rate of 4.8 Gbit/s. The AP complies with EN50155 vehicle-mounted electronic equipment standards and supports rapid link handover, meeting the stringent requirements for train-to-ground backhaul network deployments.
Huawei's next-generation agile distributed Wi-Fi 6 (802.11ax) remote unit (RU) supporting simultaneous delivery of services on both the 2.4 GHz (2x2) and 5 GHz (4x4) frequency bands, achieving a device rate of up to 5.37 Gbps. The RU also provides built-in smart antennas that enable Wi-Fi signals to move with users, significantly improving users' wireless network experience.
Ideal for scenarios with densely located rooms, such as hotels, dormitories, and wards.
Huawei's agile distributed 10GE central access point (AP) with four uplink 10GE ports and 24 downlink GE ports, supporting the connection of up to 24 RUs (such as R251D) to be connected to deliver high-quality distributed Wi-Fi coverage. The AP can manage up to 48 RUs through a PoE switch.
Ideal for scenarios with densely located rooms, such as hotels, dormitories, and wards.
Huawei's agile distributed 802.11ac Wave 2 remote unit (RU) supporting simultaneous delivery of services on both the 2.4 GHz (2x2) and 5 GHz (2x2) frequency bands, as well as providing four spatial streams. Ideal for scenarios with densely located rooms, such as hotels, dormitories, and wards.
These 802.11ac Wave 2 RUs are used in Huawei’s Distributed Wi-Fi Solution. Featuring built-in smart antennas, 2 x 2 MIMO support and two spatial streams, these remote units achieve 1.267 Gbit/s and are used in areas with complex structures or high-density rooms, including schools, hotels, hospitals, and offices.
Huawei R450D is a Remote Unit (RU) used in Huawei’s agile distributed Wi-Fi solution. It is applicable to environments with complex wall structures and high-density rooms, and can be deployed either as ceiling-mounted or wall-mounted.
Huawei AP9131DN and AP9132DN are Access Points (APs) purpose-built for rail transportation scenarios. They comply with EN50155 vehicle-mounted electronic equipment standards, support fast switchover, and meet train-ground backhaul network deployment and compartment coverage requirements.
Accessories
Radio Frequency (RF) coaxial connectors for custom lengths.
Wide range of couplers for dividing RF signals and connecting to power dividers of an antenna system.
Combiners for mixed signal environments including CDMA, GSM, DCS, PHS, and 3G signals.
Single-port PoE adapters convert AC power into PoE with a maximum port rate of 1,000 Mbit/s.
High isolation capacity power splitters with flat in-band and excellent standing wave performance for 2.4 GHz WLANs.
Triple-radio technology and small-angle antennas provide comprehensive Wi-Fi coverage, even in high-density environments such as stadiums and hotels. Antennas are built-in, simplifying installation.
Multiple IoT-converged APs implement integrated deployment and centralized management for Wi-Fi and IoT networks, reducing construction costs and simplifying O&M.
Industry-leading Smart Antenna technology reduces signal interference between APs, increases Wi-Fi network system capacity, and improves the user experience.
All-Scenario WLAN Solution
Huawei Public Cloud Scenario
Ideal for multi-branch networks and HQ+branch networks, Huawei CloudCampus Solution helps implement full-lifecycle cloud management network services by Huawei public cloud, covering network planning, deployment, monitoring, experience visibility, fault rectification, and network optimization. This feature-rich solution simplifies network management and improves service experiences based on AI-powered intelligent O&M. It also leverages an open network architecture to accelerate the rollout of digital applications across industries such as retail, shopping mall/supermarket, and primary/secondary education.
Industry-Leading AirEngine Wi-Fi 6: A New Engine for Enterprise Digital Transformation
2020.04.27
Li Xing
President of Data Communication Campus
Discover how Huawei AirEngine Wi-Fi 6 products help enterprises step into the fully-wireless campus era, unleashing their digital transformation potential.
Next-Gen Connectivity – Wi-Fi 6 and 5G Compared
2020.08.13
Jason Ding
Director of Campus Network Product Marketing, Huawei Datacom Product Line
Although 5G and Wi-Fi are different, find out how Huawei uses these complementary technologies to provide a superior network experience in diverse scenarios.
The Top Three Reasons for Building Wi-Fi and IoT Convergence Networks
2019.12.31
zhangsu
Marketing Manager, Campus Network Marketing Support Group.
Only through the convergence of IoT devices and Wi-Fi networks can ICT infrastructure meet increasingly data-rich requirements across industries.
If you are already a Partner, please click here to get more marketing resources.
Click here to visit the Partner zone to check enquiry status, manage orders, get support, or learn more about Huawei Partners.
Copyright © 2021 Huawei Technologies Co., Ltd. All rights reserved.
