ESP32 ESP-32 Wrover TTGO T18 WIFI Bluetooth IOT Development Board with Socket Baterai 18650

ESP32 ESP-32 Wrover TTGO T18 WIFI Bluetooth IOT Development Board with Socket Baterai 18650

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 Description:
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 Description:
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

Software specification Description:
wifi Mode : Station/SoftAP/SoftAP+Station/P2P
security mechanism : WPA/WPA2/WPA2-Enterprise/WPS
Encryption Type : AES/RSA/ECC/SHA
firmware upgrade : UART download/OTA(Through network/host to download and write firmware)
Software Development : Support cloud server development /SDK for user firmware development
networking protocol : IPv4,IPv6,SSL,TCP/UDP/HTTP/FTP/MQTT
User Configuration : AT + Instruction set, cloud server, android/iOSapp
OS : FreeRTOS

Shipping list:
1 x 18650 battery ESP32 WROVER development board
2 x pin