This advanced ExpressLRS receiver features a dual-band 915M/2.4G system powered by Semtech’s third-generation LR1121 RF chip.Despite its ultra-compact 17.6 ×28.1 form factor and lightweight 1.8 g design,it delivers powerful performance with support for 915M Gemini,2.4G Gemini, and dual-RF 915M +2.4G operation.A built-in TCXO ensures stable operation in changing temperatures,while telemetry power reaches up to 100 mW and refresh rates go as high as 1000 Hz.Furthermore,it supports convenient Wi-Fi firmware updates and features an IPEX1 antenna connector design for easy installation.