FrSky Archer R4 OTA 2.4GHz 24-Channel Receiver
| Channels | 16/24 Configurable SBUS channels, 4 PWM channels |
| Input Voltage | 3.5-10V DC |
| Current Draw | <60mA @ 5V |
| Range | >2km with telemetry |
| Compatibility | FrSky ACCESS Transmitters |
| Dimensions | 30x17x6.2mm |
| Weight | 3.8g |