1)The BACKY ELRS 2.4G-Nano receivers is an open-source program Based on ExpressLRS, we have 4types RX modules are Released. All of the receivers use the ESP8285MCU.Your Firmware can be upgraded via WIFI, which is more easier.
2) Lowe Latency and High refresh rate,they are very suitable for FPV racing and long range FPV cruising while being ultra-light and ultra-small which made the installation more easier.
3) Usually when you just supplied the power or do not turn on the remote control ,the ExpressLRS can be found hot after 60s by default, then the receiver will get in the WIFI automatically, the LED flashing
4) The BACKY ELRS 2.4G-Nano Receivers is an open-source program based on ExpressLRS,, so any ELRS 2.4Ghz receivers can work with any ELRS 2.4Ghz TX modules , from any manufacture and even DIY ones, this is as long as they have the same binding phase and configuration options( Regulatory Domin, Performance options and Extra Data)
5)About the Fireware about the Bayck Receiver ELRS Receiver ,please noted compatible for BAYCKRC 2.4Ghz , more information ,please contact us , we will reply to you within 24 hours

Item: BAYCKRC RR2 ELRS 2.4G-NANO

Brand: BAYCK

Frequency: 2.4G FCC(AU,EU Update Firmware)

Chip: ESP8285MCU

RF CHIP: SX1281

Telemetry Power: 20dbm

Maximum Receive Refresh Rate：500HZ

Minimum Receiver refresh rate: 25Hz

Working Voltage: 5V

Weight : 0.6g(receiver only )

Work Protocol： CRSF（ Betafilght）

Dimension: 11mmx18mmx3mm

Antenna Connector: IPEX1

Dimension: 11mmx18mmx3mm

Weight : 0.6g(receiver only )

Package :

 1x Nano Receiver

 1x T-antenna Receiver Antenna

 1x Spare shrink tube

 4x 30awg silicon connection wires (1black, 1 red, 1 white, 1 yellow)

 2 x pin header 1x4

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