Layer 2 network switch designed for video data transmission 16 x 10/100/1000 Mbps ethernet ports, 1 x 10/100/1000 Mbps uplink ethernet port and 1 x 10/100/1000 Mbps uplink SFP port IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.3ab, and IEEE 802.3z network standards available IEEE 802.3 af & at high POE power supply Store-and-forward switching Safe and reliable using 6 KV high surge protection Plug and play ensures simplicity and convenience.