This product is either discontinued or we cannot get that from suppliers.
Fans-3, PoE Budget 193 Watts, PoE ports 24 Ports, Capacity 12.8 Gbps, 1000Base-T ports-4, 100Base-TX ports-24, VLAN 256 Groups.
The D-Link DES-1210-28P Smart Managed Switch provides increased Power over Ethernet (PoE) output, a range of physical interface types, multiple management interfaces, and advanced Layer 2 features.