This R81-SPI FrSky Radio Receiver works with the previous versions of FrSky Brand Radio Transmitters (before firmware was updated to most recent 2.xx version) and with any Multi-Protocol Transmitter which has a D8 ACCST compatible chip.
COMPATIBILITY:
- Frsky ACCST D8 Radio Transmitters
SPECIFICATIONS:
- Frequency: 2400-2483.5Mhz
- Dimensions: 17*11mm
- Weight: 2g
- Numbers of Channel: 8
- Signal form: D8 SPI
- Output Formal: SBUS inverted / output RSSI
- Operating Voltage: 4.5-6V
- Antenna Length: 9cm (Dual Antennas)
HELPFUL LINKS:
INCLUDES:
(1) R81-SPI FrSky Radio Receiver with JST-SH 3-Pin Connector
(1) Heat Shrink Tube (Clear)
(1) User Manual