Panasonic KX-TG 6824 Quad Cordless Phones with Increased Range. The Panasonic KX-TG 6824 Quad is a stylish and practical set of digital cordless phones. Each handset boasts a large 1.8-inch white back-lit screen and illuminated keypad for easy navigation and great visibility, even in the dark. And included with the phones is a liGo DECT range extender so that you can enjoy calls all around your home.. Crystal clear sound with noise reduction. The KX-TG 6824 comes with a high-precision error correction system that eliminates sound glitches so you can enjoy crystal-clear, interference-free conversations. There is also a noise reduction key you can press to reduce background noise by up to 75% when you step into a noisy environment. With mulitple handsets, you can take advantage of features such as: call transfer, conference, intercom, and phonebook transfer.. Receive only calls from people you want to talk to. A Night Mode function enables you to set specific times when you don't want to