... phone directory 3.Private phone directory 4.Clear Voice Dual-module IP PHONE 1.Technical Features:ItemHA6966TI(LCD)-31(IP) ScreenHigh ... mail, Voice Prompt, Voice MessageBLF, BLAExpansion InterfaceEXT: ESM32 programmable Key module*USB portApplicationSupport PSTN and VoIPPublic phone directoryPrivate phone directory* Built ...