4 Port PoE Extender Gigabit, PoE Passthrough Switch, 3 PoE Out, IEEE 802.3af/at Mini 4 Channel PoE Repeater 1000Mbps, VLAN, Wall and Din Rail Mount Passthrough POE Amplifier/Booster, Plug and Play

?️【IEEE802.3af and IEEE802.3at】This 3 channel PoE extender works with all standard IEEE802.3af/at POE switches, POE injectors and POE NVRs. PoE voltage is 44-57V. The Max input is 30W, and the Max output is 30W., ?️【Gigabit 4 Channel Passive PoE Extender】This 4 port gigabit PoE extender include 3 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 330ft(100m)., ?️【Unmanaged PoE Repeater】No setup is required, no power, just need a network cable to expand PoE network, plug and play. Supports automatic detection of devices and powers compliant standard PDs., ?️【VLAN and 3 Levels Cascade】Extra 330ft(100m) PoE+ data transmission can be extended through a PoE repeater. And it supports 3 levels cascade, therefore, it can achieve PoE data transmission up to 1312ft with 3 PoE extender., ?️【Widely Application】Compact size (3.2"*2"*1"), supports wall mount and din-rail mount, can be installed anywhere as needed. You can connect AP, IP camera, IP phone etc..