Panasonic telephone fix KX-TS500MX 2-step ringer volume control Electronic handset volume control (4 steps) Color: White (W) / Black (B) No lead, mercury and other harmful chemicals are used Wall-mountable YES Speaker Phone NO LCD Display NO Speed-dialing Memory NO Phonebook Memory NO Ringing Tone Selector off / low / high Caller ID Tel. Number* NO Caller ID call-waiting* NO Voice Mail Service Compatible* NO Redial Number Memory 1 Headset Jack NO Dial Lock NO Call Restriction NO Dimension (WxDxH) mm 150x200x96 Weight (g) 475