TTGO Meshtastic T-Beam V1.1 ESP32 433/868/915/923Mhz WiFi Bluetooth ESP32 GPS NEO-6M SMA 18650 Battery Holder With OLED

Product Demonstration （ Note:OLED is not soldered to T-BEAM）

Product Features ESP32 Lastest ESP32 Version: REV1 WIFI Bluetooth 8MB PSRAM 4MB Flash 3D Antenna LORA Product Description Working voltage: 1.8~3.7v Acceptable current：10~14mA Transmit current: 120mA@+20dBm 90mA@+17dBm 29mA@+13dBm Operating frequency: 433/470MHz(433HMz version) /868M/915M(868MHz version) Transmit power: +20dBm Receive sensitivity :-139dBm@LoRa &62.5Khz&SF=12&146bps -136dBm@LoRa &125Khz&SF=12&293bps -118dBm@LoRa &125Khz&SF=6&9380bps -123dBm@FSK&5Khz&1.2Kbps Frequency error：+/-15KHz FIFO space ：64Byte Data rate ：1.2K~300Kbps@FSK 0.018K~37.5Kbps@LoRa Modulation Mode ：FSK,GFSK,MSK,GMSK,LoRa TM，OOK Interface form ：SPI Sleep current ：0.2uA@SLEEP 1.5uA@IDLE Operating temperature ：-40℃- +85℃ Digital RSSI function Automatic frequency correction Automatic gain control Low voltage detection Fast wake-up and frequency hopping Highly configurable data packet handler GPS GPS modules NEO-6M, 3V-5V power supply Universal Destined module with ceramic antenna, signal super Save the configuration parameter data EEPROM Down With data backup battery There are LED signal indicator Default Baud Rate: 9600 Power Power Supply Input USB 5V/1A Charging current 500mA Battery Input 3.7-4.2V Charge IC AXP192 OLED Description: 1.Size : 0.96 inch 2.High resolution : 128 * 64 3.Color : white 4.Viewing angle : > 160 ° 5.Driver IC : SSD1306 6.Working temperature : -30 celcius ~ 80 celcius 7.Module volume (generous) : 27.0MM * 27.0MM * 4.1MM 8.Supports many control chip : Fully compatible with Arduino, 51 series, MSP430 series, STM32/2, CSR chip, etc. (a lot of routines for reference) 9.Wide voltage support : without any modification, directly supports 3.3V ~ 5V DC 10.Ultra-low power consumption : Normal operation Is 0.04W 11.IO port occupies minimal display : The IIC communication,as long as the two IO ports

​ More information:

https://github.com/geeksville/Meshtastic-Android/blob/master/README.md

https://github.com/meshtastic/Meshtastic-device/releases

https://github.com/Xinyuan-LilyGO/LilyGO-T-Beam Pin Schematic

Size picture

Shipping List 433MHz/868MHz Version 1 X TTGO T-Beam 1 X 433MHz/868MHz Antenna 1 X 0.96 inch 128X64 OLED 2 X Pin Note: OLED is not soldered to T-BEAM

915MHz/923MHz Version 1 X TTGO T-Beam 1 X 915MHz/923MHz Antenna 1 X 0.96 inch 128X64 OLED 2 X Pin ​ Note:OLED is not soldered to T-BEAM

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