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 Feature: Working voltage 1.8~3.7V Acceptable current 10~14mA Transmit current 120mA@+20dBm 90mA@+17dBm 29mA@+13dBm Operating frequency 433/915/923MHz (optional). 868MHz>>>Click here to open 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 x 27.0mm x 4.1mm 8. Supports many control chip: Fully compatible with Arduino, 51 series, MSP430 series,STM32/2 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 Package includes: 1 X TTGO T-Beam 1 X 433/915/923MHz Antenna 1 X 0.96 inch 128X64 OLED 2 X Pin
