FeaturesThe 8810U includes a built-in NT1, allowing direct connection to the ISDN line. An additional S/T jack allows another terminal device to be connected to the network through the built-in NT1.Automatic Switch Type DetectionCall LogRinging Control for Shared LinesCall TimerDesktop or Wall MountingLast Number RedialLarge Graphic LCD DisplaySpeed DialOn-screen Electronic Key LabelsHot Key Dialing • Integrated SpeakerphoneDirect Station Select • Voice Announce100-entry Call DirectoryHandset or Headset OperationFlexible Ringing OptionsHeadset Activation ButtonMessage Waiting IndicationDedicated Headset JackVoice Mail Control Keys*******Requires External 48VDC Power that is sold separtely IncludesNew Handset CordNew line CordNewLibrary
