Obihai OBi504vs Universal Telephone Adapter with 4-Phone Ports (FXS), T.38 Fax, Audio Line-In/Out Ports, 4-Port Ethernet Switch (1 GigE + 3 10/100FE), Supports 9 VoIP Accounts (SIP and Google Voice) and OBiTALK
Average Customer Rating:
4.7 (Based on 25 reviews)