Dual-module IP PHONE 1.Support PSTN and VoIP 2.Public phone directory 3.Private phone directory 4.Clear Voice Dual-module IP PHONE 1.Technical Features:ItemHA6966TI(LCD)-31(IP) ScreenHigh-definition color LCD with Background light480*272 pixelLine8 lines for VoIP and PSTN switchLanguageEnglish,ChineseFunction Keys4 soft keys, 8 Line keys6 Navigation keys(Arrow button, OK button, C button)Volume ...