DECT 6.0 technology is a newly available frequency band that provides improved range without needing to boost the power. The sound quality on our DECT models is superior to existing 2.4 GHz and 5.8 GHz models and enables the user to talk anywhere in their Telephone Features DECT 6.0 Digital TechnologyUnsurpassed Range—Redefining Long Range Coverage and ClarityHigh Contrast White Backlight in Handset and BaseLarge Tilt Display In BaseEqualizer For Cust