HP J9028B | ProCurve 1800 series 1800-24G 24 x RJ-45 Ports 10/100/1000Base-T + 2 x Dual Personality RJ-45/SFP (mini-GBIC) Ports Layer 2 Managed Rack-mountable Gigabit Ethernet Network Switch

1. Brand: HP
2. Model: ProCurve 1800-24G
3. Ports: 24 x 10/100/1000Base-T LAN, 2 x SFP (Mini-GBIC)
4. Switching capacity: 48 Gbps
5. Forwarding rate: 35.7 Mpps
6. Management: Managed
7. Layer supported: 2
8. VLAN support: Yes
9. Quality of Service (QoS): Yes
10. Power over Ethernet (PoE): No
11. Rack-mountable: Yes
12. Dimensions: 17.4 x 9.7 x 1.7 inches

Helpful notes:
1. The HP ProCurve 1800-24G switch provides high-performance connectivity for small to medium-sized businesses.
2. The switch supports advanced features such as VLANs and QoS to help optimize network performance.
3. With its compact size and rack-mountable design, the switch can be easily integrated into existing network infrastructure.