Foxeer ELRS 900M/2.4G Dual Band Gemini Receiver

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Foxeer ELRS 900M/2.4G Dual Band Gemini Receiver

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SKU: MR1881

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Foxeer ELRS 900M/2.4G Dual Band Gemini Receiver

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Added:2026/11/01
Updated:2026/11/01

Tags: Foxeer ELRS 900M 2.4G Dual Band Gemini Receiver

Features:

ExpressLRS Gemini receiver with two LR1121 RF chips
Works as 915MHz Gemini, 2.4GHz Gemini or 915M + 2.4G dual band
100mW telemetry RF power
Improved RF design
1000Hz high refresh rate
CRSF bus interface

Foxeer Gemini receiver wiring, dimensions and contents

Specifications:

Foxeer ELRS 900M/2.4G Dual Band Gemini Receiver

Manufacturer Code: MR1881
Processor: ESP32-PICO-D4 + LR1121 x 2
Work Frequency: 915MHz Gemini, 2.4GHz Gemini, 915M + 2.4G Dual-Band
Flash Frequency: 25Hz-1000Hz
Telemetry RF Power: 100mW
FW Version: V3.6.3
FW Target: ELRS 900/2400 Dual Band Gemini RX
Bus Interface: CRSF
Indicator: LED
Antenna Connector: UFL
Input: 4-5.5V
Weight: 10.5g with 168 x 172mm antenna
Size: 17.6 x 28.1mm

Includes/Requires:

Includes:
1 x receiver
2 x antenna
1 x heat shrink tube
1 x cable

Requires (not included):
1 x ExpressLRS transmitter or module

Comments:

Wiring: R to FC TX, T to FC RX, V to FC 5V, G to FC GND.

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