Used but good working order.  Some mark on back where it has been wall mounted.

The GS1900 is a series of switches with full non-blocking bandwidth of up to 1 Gbps per port. An ideal upgrade from an unmanaged switch, it’s a great choice for SMBs that want to enjoy high-speed business network applications at full wired non-blocking speed.

ManufacturerZyxel
Manufacturer SKUGS1900-8HP-GB0103F
Switch ClassSmart Managed
Total port count8
Ports: 100/1000 Mbps5
802.3at PoE ports8
Total PoE budget (Watts)77
Switching capacity (Gbps)16
Forwarding rate (Mpps)11.9
Packet buffer (byte)525 k
Power input100 - 240 V AC, 50/60 Hz
Maximum power consumption (watt)84.8
Dimensions250 x 104 x 27mm
Weight0.71 kg