*** DISCONTINUED *** KX-TG4322B Features: Multi-handset operation (add up to 2 optional handsets for a total of 4) Built-in digital answering machine with up to 12 minutes total record time 3-line, backlit LCD display on handset Night Mode turns off handset ringer Light-up call indicator on handset Call Waiting Caller ID shown on handset (where available; requires subscription from your local phone service provider) Clarity Boost (adds lost frequencies back to voices) 50-entry phone directory 50-entry Caller ID memory Handset speakerphones 4-way conferencing between outside line and up to three handsets (2 included) Jack for optional headset Built-in digital clock with alarm on handset Wall-mountable base unit NiMH rechargeable battery Warranty: 1 year Accessory Handset: KX-TGA430B