Radiomaster R81 V2 Receiver

The RadioMaster R81 V2 Receiver is a compact 8-channel 2.4GHz nano receiver designed for RC airplanes, drones, helicopters, and other RC models. Compatible with FrSky D8, D16, and Futaba SFHSS protocols (using compatible multi-protocol transmitters), it features SBUS output, RSSI telemetry, and a control range of over 1 km. Weighing just 2 grams with a compact 17 × 11 mm design, the R81 V2 is ideal for lightweight RC applications requiring reliable signal performance and easy installation. Note: It is not compatible with native FrSky transmitters and is intended for use with multi-protocol (MPM) radios.