Telephone, Call Waiting Yes, Overall Depth 9 1/4 in, Speakerphone Yes, Overall Height 10 1/4 in, Voicemail Yes, Overall Width 17 1/4 in, Volume Control Yes, Indoor/Outdoor Usage Indoor, Standards TIA-1083, Number of Handsets 3, Number of Lines 1, Cord Length 3 ft, Mounting Location Wall, Caller ID Yes, Enclosure Material Plastic, Enclosure Rating NEMA 3R, Includes Enclosure Yes, Facility Type Healthcare, Includes Mounting Hardware Yes, Maximum Operating Temperature Not Applicable