HP J9471A#ACC | ProCurve 3500-24-PoE 20 x RJ-45 Ports PoE 10/100Base-TX + 4 x Dual-Personality RJ-45/SFP Ports Layer 3 Managed 1U Rack-mountable Fast Ethernet Network Switch

1. Brand: HP
2. Model: J9471A#ACC
3. Series: ProCurve 3500
4. Number of Ports: 20 x 10/100Base-TX PoE, 4 x 10/100/1000Base-T SFP (mini-GBIC) Shared LAN
5. Network Technology: 10/100Base-TX, 10/100/1000Base-T SFP (mini-GBIC)
6. Communication Mode: Full-duplex, Half-duplex
7. Switching Capacity: 40 Gbps
8. Forwarding Rate: 29.8 Mpps
9. MAC Address Table Size: 16K entries
10. VLAN Support: Yes
11. Layer 3 Support: Yes
12. Power Over Ethernet (PoE) Support: Yes

Helpful Notes:
1. The ProCurve 3500 switch is ideal for small to medium-sized businesses that require advanced features such as Layer 3 routing and PoE support.
2. The 4 SFP ports allow for easy expansion of the network with fiber connectivity.
3. The switch is easy to manage with a web-based interface and supports SNMP for remote management.