iFlight ELRS Nano Receiver for 868/915MHz. ExpressLRS is an advanced open source RC system with long range, low latency, high refresh rate and lots of useful features. You can learn more about ELRS here.
The iFlight ELRS receiver has a durable long T dipole antenna with a 70mm cable length. A SUR0.8 connector is available on the receiver for easy connection to flight controller. For soldering enthusiasts, solder pads are also available. The antenna is connected via IPEX1 connector. The telemetry power is 17dBm (50mW). The receiver has small size 10x13mm and light weight 0.5g.