TTGO T-Energy T18 WiFi and Bluetooth module

Description

• Hardware Specifications
• Chipset: ESPRESSIF-ESP32-WROVER-B 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor
• FLASH: QSPI 4MB Flash / 8MB PSRAM
  SRAM : 520 kB SRAM
• KEY: reset, BOOT
• Switch: BAT switch
• Power indicator lamp: red
• USB to TTL:CP2104
• Modular interface: SD card、UART、SPI、SDIO、I2C、LED PWM、TV PWM、I2S、IRGPIO、capacitor touch sensor、ADC、DACLNA pre-amplifier
• On-board clock: 40MHz crystal oscillator
  Working voltage:2.3V-3.6V
• Working current: about 40mA
• Sleep current:1mA
• Working temperature range:-40℃ ~ +85℃
• Size:91.10mm*32.75mm*19.90mm
  
  Power Supply Specifications:
  Power Supply: USB 5V/1A
  Charging current:1000mA
  Battery:3.7V lithium battery
  Wi-Fi Features
  Standard: FCC/CE/TELEC/KCC/SRRC/NCC(esp32 chip)
  Protocol: 802.11 b/g/n/e/i (802.11n，speed up to150Mbps)A-MPDU and A-MSDU polymerization support 0.4μS Protection interval
  frequency range: 2.4GHz~2.5GHz(2400M~2483.5M)
  Transmit Power:22dBm
  Communication distance:300m
  Bluetooth Features
  Protocol: Meet Bluetooth v4.2BR/EDR and BLE standard
  Radio frequency: with -98dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFH
  Audio frequency: CVSD&SBC audio frequency