Get clear voice transmission without interference from other wireless devices with the DECT 6.0 Plus technology employed in the Panasonic KX-TG6513B cordless phone. The Intelligent Eco mode of this Panasonic cordless phone reduces the power consumption, extends talk time and prolongs battery life. Expandable up to six handsets, you can have one digital cordless phone handset in every room if you want. With the four-way conference capability, the Panasonic KX-TG6513B allows you to hold business meetings with clients and colleagues telephonically. Avoid pests making pesky calls to you with the call block facility of this Panasonic cordless phone. Set this digital cordless phone to a silent mode so that your loved ones are not disturbed from their slumber.