UMKa 302 is a flagship series of GPS/GLONASS trackers with high performance and rich communication options working over Wialon Combine protocol. The device features 4 inputs, 1 output, 250 mAh backup battery, accelerometer, Bluetooth support, 1-wire, RS-232, RS-485, dual SIM, iBeacon identification, MODBUS, tachograph, and CAN support, and more.

Protocol: wialon-combine Manufacturer: GlonassSoft Forum discussion