5Pcs LILYGO® TTGO ESP32-WROOM LAN8720A Chip Downloader for T-Internet-POE Expansion Board Programmable Hardware

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More Information: https://github.com/Xinyuan-LilyGO/LilyGO-T-ETH-POE 

Chipset	ESPRESSIF-ESP32-WROOM,LAN8720A Ethernet chip,SI3404 Power management chip
FLASH	4MB
SRAM	520 kB SRAM
Button	BOT,Rest
External Device	TF Card Slot,Type-C  Interface,PA2369NL 1825-S Transformer,HR861153C Ethernet-POE interface
USB to TTL	CP2104
Modular interface	SD card,UART,SPI,I2C,PWM,I2S,ADC
On-board clock	32.768MHz crystal oscillator
Working temperature range	-40℃ ~ +85℃
Weight	26.85g
Size	70*52.3*17mm
Power Supply Input	Type-C USB  5V
	HR861153C Ethernet-POE interface  50V
Working voltage	2.7V-3.6V
Maximum output current	About 1.2A
Charging current	500mA
USB	Type-C USB
Standard	FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC(esp32 chip)
Protocol	802.11 b/g/n(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
Protocol	Meet bluetooth v4.2BR/EDR and BLE standard
Radio frequency	With -97dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFH
Audio frequency	CVSD&SBC audio frequency
Wi-Fi 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

Note: The USB interface only has a charging function, the product needs downloader to program.