... ,X-Lite,X-Pro etc. 2. esay use 3.good sound quality 4.free hand function 5. OEM/ODM 1. With dot-matrix LCD display ... Skype, UUcall, Alt, QQ, MSN, Talk, Yahoo, Sip Discount, X-Lite, Eyebeam, X-pro, Sipgate, IPhone, Vonage, UBIFONE, Imtel, Voip Buster, Voip ...