Procuts Name:Wireless Router+ VoIP Adapter 
Product Model: Linksys WRT54GP2
1. Wireless-G Broadband Router with 2 SIP VoIP Ports
2. 54Mbps Wireless-G (802.11g) Router With 1WAN+3LAN
3. G.711a/u, G.726, G.729, and G.723.1 voice codec
4. All-in-one Internet-sharing Router, 3-port Switch
5. 10/100 RJ-45 Internet Port,3 10/100 RJ-45 Network Ports
6. Two standard phone jacks enable feature-rich telephone service over your   cable or DSL Internet connection 
7. Web configuration through Built-in web