This is the Siemens Gigaset S45 DECT 6.0 Expansion Handset. This model can only be used with the Siemens Gigaset E450, S450 or S455 (Limit 6 handsets per base) The Gigaset S45 was developed for the challenges of everyday life, especially for families with children. Expanding your Gigaset base-station with several handsets allows you to equip special rooms of your apartment with an individual handset. Features: Siemens DECT 6.0 Accessory handset For use with the Gigaset S450, S455 and E450 DECT 6.0 technology provides interference free communication, brilliant voice quality, quiet spectrum, and proven security Large, easy-to-read, 6-line color display with 128x128 pixels on handset Speakerphone Date, time, and call duration display. This item is brand new in opened retail packaging. Why Pay Retail Prices? Buy Online Today!