Hikvision DS-3E1510P-EI/M 8 Port Gigabit Smart POE Switch, 8 × Gigabit PoE port,2 × Gigabit RJ45 port, Total PoE Power Budget: 60W, Support 802.1Q VLAN, Support PoE watchdog to detect and restart the cameras that do not respond, Support STP/RSTP Loop prevention, Support cable detection to locate failure, MAC Address Table: 4K, Switching Capacity: 20Gbps, Packet Forwarding Rate: 14.88Mpps, Internal Cache: 1.5 Mbits, PoE Watchdog, Link Aggregation, Loop Prevention, 6KV Surge Protection.