Toshiba DKT 3220-SD Provides 20 Line or Feature Keys and LCD Display with full Speakerphone. Toshiba DKT 3220SD phone is a digital multi-line speaker telephone with Liquid Crystal Display (LCD). The DKT-3220SD phone has twenty programmable buttons that can be used for incoming CO lines or programmable features. Digital telephone ** This phone is not compatible with regular telephone lines; it requires a Toshiba Phone System ** What's in the box: Phone, Handset, Handset Cord, Line Cord, Paper Desi & Plastic Overlay, Button Pack.