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Radiomaster XR4
The XR4 Receiver is a cutting-edge true diversity dual-band receiver featuring dual LR1121 RF transceivers, designed to leverage the advanced ExpressLRS Gemini Xrossband protocol (Gem-X). It seamlessly supports both the 2.4GHz and Sub-G 900MHz bands, and its dual T-type antennas provide superior reception sensitivity and connection stability for optimal performance.

Especificaciones
-Producto: Receptor de doble banda XR4 Gemini Xrossband
-MCU: ESP32D4
-Chip RF: LR1121 x 2
-Conector RF: IPEX-1 x 2
-Antena: Antena T de doble banda x 2 (incluida)
-Rango de frecuencia: 2,4 GHz / Sub-G 900 MHz
-Potencia de telemetría: 100 mW
-Frecuencia de refresco máxima de recepción: DK500 Hz / K1000 Hz
-Frecuencia de refresco mínima de recepción: 50 Hz
-Voltaje de funcionamiento: CC 4,5 - 8,4 V
-Peso: 1,7 g (sin antena)
-Dimensiones: 22 mm × 18 mm × 4 mm
-Versión de firmware: ExpressLRS v3.5.1 preinstalado
-Compatible con: RadioMaster XR4 2.4/900 Gemini RX
-Interfaz de bus 1: CRSF
-Interfaz de bus 2: UART

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