usb conference phone Feature: 1. Ideal for group conference, free internet call and music enjoyment.2. Due to 48KHz ... IPhone, Vonage, UBIFONE, Imtel, Voip Buster, Voip discount , Voipcheap, VOIP Stunt, SparVOIP, INTERNETCALLS, NetAppel, YpoivyY, FreeCall, WebCall, VOIP RAIDER, VoipWise Onet2phone; Hardware: ... MB RAM and 15 MB free disk space.4. Internet Connection (33.6 Kbps modem, or any broadband: ...