RadioMaster RP1 V2 Nano ExpressLRS Receiver, 2.4GHz

The RadioMaster RP1 V2 Nano Receiver is a micro-sized ExpressLRS receiver featuring a TCXO for precise frequency stability and built-in Wi-Fi, enabling firmware updates and configuration through WebUI.

Powered by an ESP8285 MCU and SX1281 RF chip, it delivers ultra-low latency and a refresh rate of 500 Hz—upgradable to 1000 Hz in upcoming firmware—ideal for FPV racing or long-range flights.

Measuring just 13×11×3 mm and weighing only 2.2 g including the antenna, it fits seamlessly into even the tightest builds. A 65 mm T-antenna with IPEX connector is included for reliable reception.

Perfect for pilots seeking a compact, low-latency, and easily configurable receiver without compromise on performance.

Key Specifications:

• Receiver: RP1 V2 Nano ExpressLRS 2.4 GHz

• MCU: ESP8285

• RF Chip: Semtech SX1281

• TCXO: Yes

• Telemetry Power: 10 mW

• Max Refresh Rate: 500 Hz (up to 1000 Hz future firmware); Min Rate: 25 Hz

• Frequency Range: 2.404–2.479 GHz

• Power Input: 5 V

• Dimensions: 13×11×3 mm

• Weight: 2.2 g (including antenna)

• Interface: CRSF

• Antenna: 65 mm T-antenna with IPEX connector

• Firmware: ExpressLRS v2.4 pre-installed