RadioMaster DBR4 Dual Band Xross Gemini ExpressLRS Receiver

Description

• RadioMaster DBR4 Dual Band Xross Gemini ExpressLRS Receiver

RadioMaster DBR4 Dual Band Xross Gemini ExpressLRS Receiver Features Telemetry RF power: Max 2x 100mw Experience unmatched reliability with dual-band ELRS Gemini Xrossband ExpressLRS Gemini 2.4GHz ExpressLRS Gemini 868/900MHz 4 Descrete antennas for optimal antenna arrangement 20 X 20mm mounting holes Xrossband GemX support Specification Item: DBR4 Gemini Xrossband ExpressLRS Receiver Type: ISM_2.4, FCC_915 MCU: ESP32 RF chip: Semtech LR1121 x 2 Telemetry RF power: Max 100mW Antenna: 2 x 2.4GHz wires & 2 x 900MHz wires Frequency Range: 2.404 - 2.479 GHz / 903.5 - 926.9 MHz Maximum receive refresh rate: 500Hz (1000Hz coming soon in ExpressLRS V3.4) Minimum receiver refresh rate: 50Hz Working voltage: DC 4.5 - 8.4V Weight: Without antennas 2.70g / With antennas 5.30g Dimension: 27.20 *27.20mm Firmware Version: ExpressLRS v3.3.2 pre-installed Bus interface: CRSF

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