DESC: Features: NEC Dterm Series III phone - ETJ 16DD-2 LCD Display Speakerphone It operates off of 1 pair wire and has up to 16 line appearances. This telephone can be customized with headset and data adapters. This Series III telephone is compatible with 200240 200242 240243 and 200244 circuit boards. This telephone is compatible with the Neax 2400 system. Model: ETJ 16DD-2 / 570516 Color: Black