The RP series of receivers are designed with size, ease of use and range in mind. Utilizing ExpressLRS 2.4ghz Open-source firmware the RP series of nano receivers deliver features and range today pilots have come to expect. Developed around the ESP8285 MCU and SX1280IMLTRT RF Chip the RP series offer Lora and FLRC 2.4ghz RF links offering range and low latency. With Wifi built in FW updates can be done on your craft without the need to remove the receiver. Binding can be done using a bind phrase meaning no more bind plugs or fiddly button presses while trying to plug in your battery. The RP3 receiver features a Skyworks SE2431L providing an LNA for improved receiver performance, a PA providing up to 250mw of telemetry performance and antenna switching for antenna diversity. Item:RP3 Diversity Receiver Type:ISM MCU:ESP8285 RF Chip:SX1280IMLTRT Telemetry RF power:max 100mw Antenna:65mm 2.4ghz Antenna x 2 Frequency Range:2400 MHz to 2480 MHz Maximum receive refresh rate:500Hz/F1000Hz Minimum receiver refresh rate:25Hz Working voltage:5v Weight:4.6g (Including two antenna) Firmware Version:ExpressLRS v3.0 pre-installed FW Target: RP3 Diversity 2400 RX Bus interface:CRSF Optimised PCB design for better for heat dissipation. LNA for better Receiver range. PA for better telemetry range. Antenna Diversity for improved signal stability and range. Colour:Black Material:Plastic+Metal Size:22mmx13mmx4mm Package Contents: 1 * RP3 Dual Antenna Receiver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.