LILYGO® TTGO T-Beam CH9102F QFN24 868/915MHz ESP32 WiFi Wireless bluetooth Module GPS NEO-M8N SMA LORA 32 With 18650 Bat

Product Upgrade Content 1 Pin GPIO34 pin is replaced with GPIO352 Replace the charging IC TP5400 with the power management AXP1923 GPS TX RX pin replacement4 Power on and remove replace with button to open5 Reduced sleep current6 GPS battery replacementESP32 Lastest ESP32 Version REV1 WIFI bluetooth 4MB Flash 4MB PSRAM 3D Antenna LORA Product Description Working voltage 1 8 3 7VAcceptable current 10 14mATransmit current 120mA 20dBm90mA 17dBm29mA 13dBmOperating frequency 433 470MHz 433HMz version 868M 915M 868MHz version Optional Transmit power 20dBmReceive sensitivity 139dBm LoRa 62 5KhzSF 12146bps 136dBm LoRa 125KhzSF 12293bps 118dBm LoRa 125KhzSF 69380bps 123dBm FSK5Khz1 2KbpsFrequency error 15KHzFIFO space 64ByteData rate 1 2K 300Kbps FSK0 018K 37 5Kbps LoRaModulation Mode FSK GFSK MSK GMSK LoRa TM OOKInterface form SPISleep current 0 2uA SLEEP1 5uA IDLEOperating temperature 40℃ 85℃Digital RSSI functionAutomatic frequency correctionAutomatic gain control RF wake up functionLow voltage detection and temperature sensorFast wake up and frequency hoppingHighly configurable data packet handler GPS GPS modules NEO M8N 3V 5V power supply UniversalDestined module with ceramic antenna signal superSave the configuration parameter data EEPROM DownWith data backup batteryThere are LED signal indicatorDefault Baud Rate 9600 Power IP53062A