The DS-3D2228P is a PoE Network Switch from HikVision. The Hikvision DS-3D2228P is a managed Layer 2 PoE network switch designed for video data transmission. It has 24 10/100M ethernet ports and 4 Gigabit Ethernet/SPF combo ports for uplink. Adopting Broadcom chip, Hikvisions DS-3D2228P PoE switch supports 802.3af and 802.3at power supply modes with the maximum power supply on each port reaching up to 30W. The PoE switch can distribute power automatically according to each port load characteristic, which is ideal for video surveillance application. We are a certified diamond partner with HikVision so this guarantees you a local support, warranty service, genuine products, plus authentic firmware.