HIKVISION Switch POE DS-3E1526P-EI

24 × gigabit PoE ports, and 2 × gigabit fiber optical ports.
IEEE 802.3at/af standard for PoE ports.
Network topology management, alarm push, network health monitor.
6 KV surge protection for PoE ports.
AF/AT camera can reach up to 300 m in extend mode.
PoE watchdog to auto detect and restart the cameras that do not respond.
Various layer 2 management protocols such as STP/RSTP, VLAN, link aggregation, SNMP, QoS and so on.