ESP8285 MCU (FCC)
SX1276 Radio Frequency
Frequency Range: 915MHz FCC
Maximum receive refresh rate:500HZ
Minimum receive refresh rate:25HZ
Operating Voltage: 5V
Weight: 0.6g (without antenna)
Firmware: BETAFPV_900_RX 3.0.0.HEX
Size:11mm*18mm*3mm

Indicator light status:
Double flashing: pair of code mode
Slow flashing: no transmit signal received
Always on: Received transmit signal
Fast flashing: WIFI upgrade mode

To frequency steps:
1. After the receiver is connected to the flight control, connect the USB to power the flight control. The first time you insert the USB, when you see the receiver LED lights off immediately disconnect the USB. repeat the operation twice, when the third time you insert the USB LED will begin to double flash, the receiver into the code mode. 2.
2. After connecting the 915M (868M) ELRS HF head module and the remote control correctly, copy the ELRS.LUA file to the SD card in the remote control, the directory is SD Card/Scripts/tools, then run ELRS.
3. After the successful binding, the LED on the receiver will turn on, and the telemetry signal will be received at the same time.

Shipping Package:
Receiver * 1
Lead wire * 4
T-type antenna * 1