This 3DR Radio Telemetry 433MHz 500mW Set allows you to link to a flight controller to a USB or UART-equipped device such as a computer, laptop or tablet supporting a USB connection (OTG). The new V2 radios, no longer have a separate Air/Ground module, as both transceivers can use UART or USB connections and supports both modes.
Features
MAVLink protocol framing status documents
Frequency modulation and Spread Spectrum (FHSS)
Self-adaption to time-division multiplexing
Support LBT and AFA
Configurable duty cycle
Built-in error-correcting code(up to 25% data bit error)
AT command configure data transmission
RT command remote control data transmission
Interchangeable air and ground 433MHz modules
Micro-USB port
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