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

$32.99
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Product Demonstration(Note:OLED is not soldered to T-BEAM) Product Features ESP32 Lastest ESP32 Version: REV1 WIFI bth  4MB 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 frequenc

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