| Manufacturer | Zyxel |
| Manufacturer Part # | 91-004-397003 |
| Cost Central Item # | 10719638 |
| Product Description | ZyXEL Prestige 660R - Router - DSL - EN, ATM, Fast EN, PPP |
| Device Type | Router |
| Form Factor | External |
| Approximate Dimensions (WxDxH) | 7.1 in x 5 in x 1.4 in |
| Approximate Weight | 0.7 lbs |
| Routing Protocol | RIP-1, RIP-2, IGMPv2, IGMP, static IP routing |
| Data Link Protocol | Ethernet, ATM, Fast Ethernet, PPP |
| Network / Transport Protocol | TCP/IP, PPTP, UDP/IP, L2TP, ICMP/IP, IPSec, PPPoE, PPPoA, AAL5 |
| Remote Management Protocol | SNMP, Telnet, HTTP |
| Digital Signaling Protocol | ADSL, RADSL, ADSL2, ADSL2+ |
| Features | DHCP support, NAT support, ARP support, MAC address filtering, VPN passthrough |
| Compliant Standards | IEEE 802.1D, IEEE 802.1Q |