Radiomaster RP3 H ExpressLRS ELRS 2 4GHz Nano Receiver with Built in TCXO for Pocket Boxer Zorro TX16S Mark Radio TransmitterDesigned specifically for use with our Nexus Helicopter Flybarless control unit and compatible with all CRSF S BUS enabled flight controllers the RP3 H ExpressLRS receiver comes with a built in TCXO and an integrated housing design that makes the receiver tougher and ready to mount in modern helicopter frames With the RP3 H receiver you can get reliable stable and accurate signal reception which enhances your flight experience and allows for superior performance even in demanding environments The RP3 H also features an Ext V telemetry input for compatibility with older ESCs that do not provide battery voltage telemetry via the control unit The RP3 H receiver uses the Skyworks SKY66112 power amplifier to increase telemetry performance the PA provides up to 100mw of telemetry power and antenna switching for antenna diversity It is developed around the ESP8285 MCU and SX1281IMLTRT RF Chip offering Lora and FLRC 2 4GHz RF links that provide incredible range and low latency With Wifi built in firmware updates can be done on your craft without the need to remove the receiver Features Perfect for helicopters and any application that needs a rugged cased serial receiver Plug n play solder free RP3 H ExpressLRS receivers compatible with NEXUS Heli flight controller Optimized PCB design for better heat dissipation LNA for better receiver range P