Specifications MCUESP32 S3 WR0OM 1 N16R8 Flash16MBPSRAM8MBWireless protocolWi FiBluetooth 5 LE Onboard functions4 Buttons PPT Boot PWR Reset PMU AXP2102 TF Card function WS2812 RGB LEDSupply ModeUSB 21700 battery 18650 battery spring L76K GNSS Module SupportGPS BDS GLONASS Built in LNA SAW Filter AGNSS and 1PPS 1 3 inch SH1106 OLED Resolution128x 64I2C InterfaceSDA IO08 SCL IO09 Display Color2 Sample Code For Reference Github Other Support SoftRF Ham EditionOpenRTX for T TWR PlusESP32APRSArcticTrackerPackage includes