100% brand new and high qualitys: . Features: With ESPRESSIF-ESP32-WROOM-B, LAN8720A Ethernet chip, SI 3404 power management chip Compatible with PoE mode A (powered by data pair) and PoE mode B (powered by backup pair) and auto MDIX, allowing the use of straight and crossover Ethernet cables. 20 needle footprint with 3.3V, V+ power and 15 ESP32GPIO are available for your application. The compact 75mm by 40mm footprint is compatible with 4 mounting holes of ordinary M2.5 or 4-40 screws. A small programming/USB serial console sub-module has been created so that the Inter-POE module can be easily programmed to meet the users application needs. Specifications: Size: approx 70x52.3mm/2.75x2.05in Material:Metal Pinnet-POEChipset: ESPRESSIF-ESP32-WROOM,LAN8720A Ethernet chip,SI3404 Power management chip Flash: 4MB Power Supply Input: Type-C USB 5V Working voltage: 2.7V-3.6V Maximum output current: About 1.2A Charging current:500mA Wi-Fi 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 0.4S Protection interval Frequency range: 2.4GHz~2.5GHz(2400M~2483.5M) Transmit Power: 22dBm Communication distance: 300m Bluetooth-compatible Protocol: Meet BT v4.2BR/EDR and BLE Wi-Fi Mode: Station/SoftAP/SoftAP+Station/P2P Security mechanism: WPA/WPA2/WPA2-Enterprise/WPS Note: The USB interface only has a charging function, the product needs downloader to program The product does not have a Downloader Expansion Board default, Those who need a Downloader Expansion Board to be purchased separately Package Includes: 1 X Double Row Pinnet-POE ESP32 Downloader