ELRS Developers ApprovedELRS 2.4GHzMCU: ESP8285RF: SX1280PA/LNA: SE2431LAntenna connector: IPEX 1RF Frequency: 2.4GHz (2400~2480MHz) Telemetry power: 250mw (~23dbm)SE2431L RX_Gain: 12.5dBDiversity: Antenna Switching Default: ANT2Receiver protocol: CRSFInput voltage: 4.5~5V DC @ 5V pad Power dissipation: 40~45mA (Before Bind), 70~75mA(Binding), 90~95mA(Wifi Mode) PCB size: 20mm x 11mmWeight: 0.8g without antennasPacking: 1x Skystars Supreme 2.4GHz, 2x T AntennasFirmware: Skystars SS4D_2400_RXFirmware update via UART or WIFISS4D_2400_RX: Enable “USE_DIVERSITY” ( Checked ) when flashing in ExpressLRS configurator