Philips 6.0 Dect Cordless Phone with Answering Machine (Dect2251g/37) DECT (Digitally Enhanced Cordless Telephone) with 120 Duplex Channels Operate up to Four Additional Handsets From A Single Base Station w/Dynamic Channel Allocation No Worries About Interference With The Operation of 802.11 Wireless Networks Digital Answering System for Clear/Crisp Messages/ Speakerphone for Hands-Free Use 1.30 lbs (WxLxH) 1.78" x 5.50" x 1.00"