Long Range, Excellent Clarity and Greater Security DECT 6.0 technology lets you move freely around your home with long range and amazingly clear sound. It also assures greater protection against eavesdropping for all your calls. Operating in the 1.9GHz frequency range, your phone will not conflict with other wireless devices such as computer routers, wireless keyboards, microwave ovens and other common household devices. Line Operation Perfect for home or business, two-line operation means you can conference in two outside lines to have a three-way conversation. Or place your current call on hold to make another call. Works During a Power OutagePower outage? No problem. The corde.