Lilygo TTGO T-beam ESP32 433/868/915/923mhz V1.1 wifi wireless bluetooth module GPS NEO-6M SMA LORA32 18650 battery hold

Note: OLED is not soldered to T-BEAMIf you need additional OLED, you can buy it from: Продукт ID:958196/Продукт ID:969144Продукт Upgrade Content:1. Pin GPIO34 pin is replaced with GPIO352. Replace the charging IC (TP5400) with the power management AXP1923. GPS TX, RX pin replacement4. Power on and remove, replace with button to open5. Reduced sleep current6. GPS battery replacement7. ALL warehouses: Chip change to CH9102 (Update from 30/03/2022)OLED Description:1. Size: 0.96 inch2. High resolution: 128 * 643. Цвет: белый4. Viewing angle: > 160 °5. Driver IC: SSD13066. Working temperature: -30celcius ~ 80celcius7. Module volume (generous): 27.0MM * 27.0MM * 4.1MM8. Supports many control chip: Fully compatible with , 51 series, MSP430 series, sTM32/2, etc. (a lot of routines for reference)9. Wide voltage support: without any modification, directly supports 3.3V ~ 5V DC10. Ultra-low power consumption: Normal operation Is 0.04W11. IO port occupies minimal display: The IIC communication, as long as the two IO ports. ESP32 Features: lastest ESP32 Version: REV1WI-FIBluetooth4MB PSRAM4MB Flash3Д Антенна LORA Features: working voltage: 1.8~3.7vAcceptable current: 10~14mATransmit current: 120mA@+20dBm,90mA@+17dBm, 29mA@+13dBmOperating frequency: 433/470MHz (433HMz version) /868M/915M (868MHz version)Transmit power: +20dBmПолучить чувствительность:-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