L1 L5 Agriculture Support Android Bluetooth USB GPS GNSS receiver antenna module 5V baud rate 115200 NMEA0183 GM906BT is a small-sized GNSS high-precision USB Bluetooth GNSS receiver with built-in GNSS module + GNSS antenna + Bluetooth module. It supports GPS/BDS/GLONASS/GALILIEO/QZSS and can track GPS L1/L5, BDS B1I/B2I, GLONASS L1, GALILIEO E1/E5 and QZSS L1/L5 simultaneously. Outdoor use in open space, use in mobile state, accuracy within 1 meter,easy to connect Android phone and computer Colour:black Material:plastic Package Contents: 2 x antenna module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.