5 Channel PoE Extender: This 5 port PoE extender includes 4 PoE out and 1 PoE in. It can provides PoE power to up to three PoE devices, 10/100/1000Mbps speed. Each PoE extender has an transmission distance of 100 meters (328ft). Outdoor Weatherproof: Industrial-grade waterproof shell protection, which has better waterproof, dustproof, and snowproof effects, and is more suitable for outdoor use; also for complex indoor environments, such as warehouses, computer rooms, garages, attics, etc Compatible with IEEE802.3af/at/bt: This 5 port gigabit PoE extender works with standard IEEE802.3af/at POE switches. Input Port 1 IEEE802.3bt Max 90W, Output Port 2 IEEE802.3bt Max 60W, Output Port 3-5 IEEE802.3at Max 30W. PoE Voltage 44-57 Vdc. PoE pin: Input: 1/2 (+), 3/6 (-), 4/5(+), 7/8(-); Output 4: 1/2 (+), 3/6 (-), 4/5(+), 7/8(-); Output 3-5: 1/2 (+), 3/6 (-). Unmanaged PoE Repeater: The gigabit passthrough PoE switch supports automatic detection of devices, no setup is required, no need f