Hikvision 20‑Port Hi‑PoE Unmanaged Gigabit Switch, 225W PoE, 2xSFP DS-3E0520HP-EThe DS 3E0520HP E is a high performance 20 Port Gigabit Unmanaged Hi PoE Switch that delivers advanced PoE technology, supporting stable data transmission and long range connections. 12 Gigabit PoE ports & 4 Gigabit Hi PoE ports Supports IEEE 802. 3at af bt standards Maximum PoE output power of 90 W on Hi PoE ports, 30 W on PoE ports 6 KV surge protection Long range transmission of up to 300 m Includes PoE watchdog functionality Made with a solid high