Panasonic KX-TS620W Basic Telephone Integrated telephone system with all-digital answering system, speakerphone and caller ID with call waiting ID features three-line dot segment liquid crystal display (LCD), LED Ringer Indicator, four-step electronic handset volume control, eight-step electronic speakerphone volume and last 20 numbers redial. Wall mountable, tone/pulse dialing with data port and headset jack. Three one-touch memory buttons and programmable four-step ringer (Off/Low/Mid/High). Features redial, mute, pause, hold and flash.