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. Spec: 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 Working Voltage: 2.7V-3.6V Maximum Output Current: About 1.2A Charging Current: 500mA Interface: Type-C Package List: 1 x Ethernet Adapter 1 x Pin See moreSoftware Development: Software development Support cloud server development /K for user firmware development. Networking protocol IPv4?IPv6?SSL?TCP/UDP/HTTP/FTP/MQTT. User Configuration AT + Instruction set, cloud server, for Android, for OS X, for FreeRTOS. Frequency range 2.4GHz-2.5GHz(2400M-2483.5M). Transmit Power 22dBm. Communication distance is about 300m/384.3ft. ?About Product?Standard FCC/CERED/IC/TELEC/KCC/SRRC/NCC(ESP 32 chip). Protocol 802.11 b/g/n, (802.11n, speed up to150Mbps)AMPDU and AMU polymerization, support 0.4µS Protection interval. MORE INFORMATION -- Software Development Support cloud server development /K 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. High frequency , high sensitivity: Protocol Complies with the Bluetooth V4.2BR , EDR and BLE standards. High frequency with sensitivity of 97 dBm NZIF class 1 receiver , class 2 class 3 transmitter AFH. o frequency CV SBC o frequency.