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RadioMaster XR4 Gemini Xrossband ELRS 2.4GHz/900MHz Dual-Band Diversity Receiver

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          Description

          The XR4 is a dual-band, dual LR1121 RF transceivers Receiver! It supports the advanced ExpressLRS Gemini Xrossband protocol (Gem-X). Operating on 2.4GHz and Sub-G 900MHz provide superior reception and connection. With two RF circuits, it supports Gemini single-frequency and Xrossband dual-band modes. A built-in Wi-Fi module allows easy firmware updates and configuration via WebUI. Compact, lightweight, and designed for ultra-low latency, the XR4 ensures a stable RF link, making it perfect for drones and fixed-wing models in demanding environments.

          Check out the rest of our RC receivers and all our RC transmitters, modules, and accessories!

          Features

          • Compact and Lightweight
          • Versatile Operation Modes
          • Integrated Wi-Fi Module
          • Dual T-Type Antennas
          • True Diversity Design
          • Dual-Band Support
          • Advanced Protocol
          • Ultra-Low Latency
          • High Refresh Rate
          • Reliable RF Link
          RadioMaster XR4 Gemini Xrossband ELRS 2.4GHz/900MHz Dual-Band Diversity Receiver

          Specifications

          • Maximum Receive Refresh Rate: DK500Hz / K1000Hz
          • Firmware Version: ExpressLRS v3.5.1 pre-installed
          • Antenna: Dual-Band T Antenna x 2 (Included)
          • Frequency Range: 2.4GHz / Sub-G 900MHz
          • Item: XR4 ExpressLRS Xrossband Receiver
          • Firmware Target: XR4 2.4/900 Gemini RX
          • Minimum Receiver Refresh Rate: 50Hz
          • Dimensions: 22mm x 18mm x 4mm
          • Working Voltage: DC 5.0 - 12.6V
          • Weight: 1.7g (without antenna)
          • Telemetry Power: 100mW
          • RF Chip: Semtech LR1121
          • RF Connector: IPEX-1 x 2
          • Bus Interface 2: UART
          • Bus Interface 1: CRSF
          • MCU: ESP32D4

          Includes

          • 1x RadioMaster XR4 Gemini Xrossband ELRS 2.4GHz/900MHz Dual-Band Diversity Receiver