Panasonic KX-TG 6823 Trio Cordless Phones with Increased Range. The Panasonic KX-TG 6823 Trio 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 6823 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. Night Mode function enables you to set specific times when you don't want to b