Receiver RadioMaster DBR4 Dual band Xross Gemini ELRS 2.4G/900M

Product detailed description

Receiver RadioMaster DBR4 Dual band Xross Gemini ELRS 2.4G/900M

The DBR4 Receiver: the perfect companion to the RadioMaster Nomad. The DBR4 is a cutting-edge dual-band, dual-channel Gemini receiver that ensures seamless compatibility with the Nomad module. Engineered for superior performance, the DBR4 boasts two dual-band sections, each capable of simultaneously receiving 2.4GHz and 900MHz signals. This innovative design allows for the reception of two data streams simultaneously, providing exceptional interference rejection and eliminating the risk of lost packets. With the DBR4, you can trust that your signal remains robust and reliable, giving you the confidence to push your limits and explore new horizons.

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

Specifications:

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

Package Includes:
1x DBR4 Gemini Xrossband ExpressLRS Receiver
2x 2.4 GHz wire antennas
2x 900 MHz wire antennas
1x CRSF wire
4x 4mm Red vibration dampeners
4x 3mm Black vibration dampeners
1x Manual card