TTGO T-Beam V1.0 ESP32 LORA 433/868/915/923MHZ WiFi Wireless Module GPS NEO-M8N IPEX 18650 Battery Holder Custom PCB
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TTGO T-Beam V1.0 ESP32 LORA 433/868/915/923MHZ WiFi Wireless Module GPS NEO-M8N IPEX 18650 Battery Holder Custom PCB

$35.18
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    TTGO T-Beam ESP32 LORA 433MHZ 868MHZ 915MHZ 923MHZ WiFi Wireless Blth Module LORA32 GPS NEO-M6N IPEX 18650 Battery Holder   Product Features ESP32 Lastest ESP32 Version: REV1 WIFI blth 4MB Flash 4MB PSRAM 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 and temperature sensor Fast wake-up and frequency hopping Highly configurable data packet handler GPS GPS modules NEO-M8N, 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 TP5400 1A Battery Management LED indicator: There are 4 LEDs show the battery status in real time. USB CP2104-GMR Pre-Flash Firmware -SoftRF Product upgrade changes: 1. Pin header pin GPIO34 changed to GPIO15 2. Replace the charging IC (TP5400) with the power management AXP192 3. GPS TX.RX pin replacement 4. Power light is removed and replaced with push button switch 5. Reduce sleep current 6. Replaced the battery of GPS   More information:https://github.com/lyusupov/SoftRF/wiki/Prime-Edition-MkII https://github.com/LilyGO/SoftRF   Product Details       Product Demonstration With  OLED(not includes) With BMP280(not includes)   Shipping List: 433 Version 1 X TTGO T-Beam ESP32 1 X 433MHZ Antenna 2 X Pin 3 X Screw Washer 868MHz Version 1 X TTGO T-Beam ESP32 1 X 868MHz Antenna 2X Pin 3 X Screw Washer   915MHz Version 1 X TTGO T-Beam ESP32 1 X 915MHz Antenna 2 X Pin 3 X Screw Washer       915MHz Version 1 X TTGO T-Beam ESP32 1 X 915MHz Antenna 2X Pin                    

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