ExpressLRS RC7 firmware from factory for ES900 RX 915MHz and 868MHz [update by wifi]
ExpressLRS RC7 firmware for ES900 RX update by wifi Only compatible for ES900RX , not compatible with old ES915RX As ExpressLRS firmware is constantly being improved and updated, we strongly recommend that you use the ExpressLRS configurator update firmware to get the best experience Configurator https://github.com/ExpressLRS/ExpressLRS-Configurator/releases Firmware https://github.com/ExpressLRS/ExpressLRS/releases