3DR Radio Data Telemetry - 433mhz 433 1000MW 915mhz 500mw Data Telemetry TTL & USB Port For APM2.6 APM2.8 Pixhawk 2.4.8 Pixhack FPV RC Drone

Package Included:
1 x Air Module
1 x Groudstation Module
1 x Apm Cable 5P
1 x Pixhawk Cable 6P
1 x OTG Cable

Specification:
Model: 3DR Radio Telemetry V3
Item Name: 433MHz 1000mW 3DR Radio Telemetry Module/915mhz 500mw
Frequency : 433MHZ
Receiving Sensitivity : -140 dBm
Transmit Power : up to 30dBm(1000mW@9600bps)
Size: 53x25x12mm ( LxWxH)
Weight: about 11g (without antenna)
CP2102 high quality USB to TTL chips
Transparent serial link
Air data rates up to 250kbps
MAVLink protocol framing and status reporting
Frequency hopping spread spectrum (FHSS)
Adaptive time division multiplexing (TDM)
Support for LBT and AFA
Configurable duty cycle
Built in error correcting code (can correct up to 25% data bit errors)
Demonstrated range of several kilometers with a small omni antenna
Can be used with a bi-directional amplifier for even more range
Open source firmware
AT commands for radio configuration
RT commands for remote radio configuration
Based on HM-TRP radio modules, with Si1000 8051 micro-controller
 
Features:
Independent signal amplifier 1W
Same design, both modules can be used either on the groundstation or in the air
Both come with Micro USB TTL port
Equips with 3 kinds of cable for APM and Pixhawk(5P for Apm,6P for Pixhawk) OTG
Use a small omnidirectional antenna up to several kilometers
Bidirectional amplifiers available for greater range
Open source firmware