Product name
SIYI FR Receiver
Datalink (to FC)
UART 4-Pin
Firmware Upgrade
Micro-USB
Dimensions (antenna excluded)
51.5 x 38 x 13 mm
Weight (antenna excluded)
20 g
Antenna Gain (standard omni)
2 dBi
Working Voltage
5 to 8.4 V
Voltage Telemetry Range
0 ~ 50 V
Power Input
14.8 to 50.4 V (4S to 12S)