| Manufacturer | Keyspan |
| Manufacturer Part # | US-4A |
| Cost Central Item # | 10260944 |
| Product Description | Keyspan USB Server - Terminal server - 4 ports - EN, USB, Fast EN |
| Device Type | Terminal server |
| Enclosure Type | External |
| Ports Qty | 4 |
| Data Link Protocol | Ethernet, USB, Fast Ethernet |
| Features | Auto-sensing per device, DHCP support |
| OS Required | Microsoft Windows 2000 / XP, Apple MacOS X 10.2.8 or later |
| Form Factor | External |
| Ports Qty | 4 |
| Connectivity Technology | Wired |
| Data Transfer Rate | 12 Mbps |
| Data Link Protocol | Ethernet, USB, Fast Ethernet |
| Features | Auto-sensing per device, DHCP support |
| Interfaces | 4 x USB - 4 pin USB Type A 1 x network - Ethernet 10Base-T/100Base-TX - RJ-45 |
| OS Required | Microsoft Windows 2000 / XP, Apple MacOS X 10.2.8 or later |