Executone IDS M64 Speaker Display Phone (Black/Refurbished)This Executone IDS M64 Speaker Display Phone is a business telephone that has an enhanced design and functionality. The Executone IDS M64 Speaker Display Phone can receive a second internal speakerphone call while on a handset or headset. It is compatible with Isoetec Digital System Executone Integrated Digital System (IDS). Key Features: Mfr. Part #: 84600 Color: Black 18 Programmable Keys 4 Line, 16 Character Swivel Liquid Crystal Display (LCD) Full