Features:  
●  Interchangeable air and ground modules
●  Micro-USB port
●  6-position DF13 connector
●  100mW maximum output power (adjustable)
 -117dBm receive sensitivity
●  Based on HopeRF’s HM-TRP module
● RP-SMA connector
●  2-way full-duplex communication through adaptive TDM
●  UART interface
●  Transparent serial link
●  MAVLink protocol framing
●  Frequency Hopping Spread Spectrum (FHSS)
●  Configurable duty cycle
●  Error correction corrects up to 25% of bit errors
●  Open-source SIK firmware
●  Configurable through *Mission Planner and *APM Planner

Specification:
●  Supply voltage: 3.7-6 VDC (from USB or DF13 connector)
●  Transmit current: 100 mA at 20 dBm
●  Receiver current: 25 mA
●  Serial interface: 3.3 V UART
●  Size: 53 x 25 x11mm (without antenna)
●  Total Net Weight: 53g

Package includes:
●  Two radio modules with antennas 433Mhz
●  Micro-USB cable
●  Android OTG adapter cable
●  6-wire Pixhawk connector cable
●  6-to-5-position APM and PX4 connector cable