Features:Both modules are identical, either can be used onboard and on ground. Both with USB and 6-pin serial ports, makes it convenient to upgrade firmware.
You can connect it to mobile ground station system, kit comes with OTG cable.
500mW Dual TTL 3DR 915Mhz Radio Telemetry Kit (two data radios)Transmitting power: 500mW
Range: 1.5km (line-of-sight)
2 x data radios
2 x antennas
1 x basic wires