All ofthe Archer receivers are hyper-matched with the ACCESS protocol. They not onlyfeature wireless firmware upgrades, increased range, and telemetry performance,the R4 now supports more functions like configurable telemetry power,S.Port/F.Port switching and FLR output. Additional valuable features are underdevelopment to unlock the true potential of the ACCESS protocol.
FrSky RECEIVER FEATURES：
ACCESSprotocol with Over The Air (OTA)
Tiny andlightweight
Supportssignal redundancy (SBUS In)
Fullcontrol range with telemetry
S.Port /F.Port
Externalbattery / device voltage detection
SPECIFICATIONS：
Dimension:30*17*6.2mm(L*W*H)
Weight:3.8g
16/24Configurable SBUS Channels
4 High-precisionPWM Channels
OperatingVoltage Range: 3.5 -10V
OperatingCurrent: ＜60mA@5V
ControlRange: Full range* with telemetry
(*FullRange: ＞2km, range may vary based on local conditions.)
VoltageMeasurement Range via AIN2 (External device): 0-3.3V
Compatibility:All FrSky ACCESS transmitters
