TTGO T-Beam V1.1 ESP32 433/868/915/923Mhz WiFi Wireless Module GPS NEO-6M LORA 32 18650 Battery Holder Custom PCB
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TTGO T-Beam V1.1 ESP32 433/868/915/923Mhz WiFi Wireless Module GPS NEO-6M LORA 32 18650 Battery Holder Custom PCB

$31.50
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    LILYGO® TTGO T-Beam V1.1 ESP32 433/868/915/923Mhz WiFi Wireless Blth Module GPS NEO-6M SMA LORA 32 18650 Battery Holder With SoftRF   Product Demonstration With OLED(Click on the image to go to the OLED purchase link.)   Product Features ESP32 Lastest ESP32 Version: REV1 WIFI Blth  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 and temperature sensor 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 TP5400 1A Battery Management LED indicator: There are 4 LEDs show the battery status in real time. USB CP2104-GMR Pre-Flash Firmware -SoftRF V4.0   Product Upgrade Content 1. Pin GPIO34 pin is replaced with GPIO35 2. Replace the charging IC (TP5400) with the power management AXP192 3.GPS TX, RX pin replacement 4. Power on and remove, replace with button to open 5. Reduced sleep current 6.GPS battery replacement 7.Add reverse battery protection module   More information: https://github.com/lyusupov/SoftRF/wiki/Prime-Edition-MkII https://github.com/LilyGO/SoftRF    Size Picture   Pin Schematic   Product Detail     Shipping List 433mhz Version 1 X TTGO T-Beam ESP32 1 X 433MHz  Antenna   2 X Pin       868MHz Version 1 X TTGO T-Beam ESP32 1 X  868MHz Antenna   2 X Pin       923mhz Version 1 X TTGO T-Beam ESP32 1 X 923mhz Antenna 2 X Pin         915MHz Version 1 X TTGO T-Beam ESP32 1 X 915MHz/923mhz Antenna 2 X Pin               GPS Ceramic Antenna Version    1 X  GPS Ceramic Antenna                        

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