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    GPH R661

    GSM-R functions plus a dedicated PTT button and emergency call key enable fast, convenient communications for railway workers on this handset. For maximum flexibility, Huawei incorporates products from market-leading, GSM-R subsystem suppliers.

    The handset is developed on a proven commercial platform that provides stable functions, performance, and quality. Dual-frequency bands enable you to use GSM-R services on both GSM-R and DCS1800 frequency bands.

    Specifications

    Parameters Specifications
    Frequency bands
    • GSM900: Transmit: 876 MHz to 915 MHz, Receive: 921 MHz to 960 MHz
    • 'DCS1800: Transmit: 1,710 MHz to 1,785 MHz, Receive: 1,805 MHz to 1,880 MHz
    Dimensions (H x W x D) 119.5 mm x 54 mm x 22 mm
    Weight About 135g (with the battery included)
    Shape Bar-type
    Antenna Built-in
    1,900 mAH Lithium Battery
    • Standby time: More than 200 hours (depending on the network quality)
    • Airtime: More than 600 minutes (depending on the network quality)
    LCD Type TFT
    Pixels 240 x 320
    Camera 300,000 pixels

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