1、Standard FCC/CE‑RED/IC/TELEC/KCC/SRRC/NCC(ESP 32 chip). Protocol 802.11 b/g/n, (802.11n, speed up to150Mbps)A‑MPDU and A‑MSDU polymerization, support 0.4μS Protection interval. 2、Frequency range 2.4GHz‑2.5GHz(2400M‑2483.5M). Transmit Power 22dBm. Communication distance is about 300m/384.3ft. 3、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. 4、Wi‑Fi Mode Station/SoftAP/SoftAP+Station/P2P. Security mechanism WPA/WPA2/WPA2‑Enterprise/WPS. Encryption Type for AES/RSA/ECC/SHA. Firmware upgrade UART download/OTA（Through network/host to download and write firmware). 5、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, for Android/iOS app/OS X/FreeRTOS. Item Type: Ethernet Adapter Hardware Material: for PCB Color: As Pictures Shown Weight: Approx. 31g/1.1oz Chipset: ESPRESSIF-ESP32-WROOM, LAN8720A Ethernet chip, SI 3404 Power Management Chip Flash: 4MB pSRAM: 8MB SRAM: 520 kB SRAM Button: BOT, Rest External Device: Small Memory Card Slot, Type-C  Interface, PA2369NL 1825-S Transformer, HR861153C Ethernet-POE interface USB to TTL: CP2104 Modular Interface: Memory Card, UART, SPI, I2C, PWM, I2S, ADC On-board Clock: 32.768MHz Crystal Oscillator Operating Temperature Range: -40℃-+85℃ Power Supply Input: Type-C 5V, HR861153C Ethernet-POE interface 50V Maximum Output Current: About 1.2A Charging Current: 500mA Interface: Type-C 1 x Ethernet Adapter 1 x 8 Pin 1 x 6 Pin