CT14 Cordless Headset Phone from Plantronics
The CT14 relies on the DECT 6.0 frequency, for all its communications which will give you a roaming range of up to 300 feet. You will also receive a much better reception when you compare it to either the standard 2.4 or the 5.8 GHz cordless phones.
Used exclusively for voice communication applications the DECT frequency means that the wireless networks or home appliances such as microwaves will have no affect on interfering with your calls.
Stunning sound and quality, it has a flexible mouthpiece, which allows you position it exactly where you want it, the CT14 gives you professional class sound quality that you require. Your voice is transmitted clearly thanks to the noise cancelling microphone.
The dial pad offers up to 10 hours of talk time and 8 days of standby time on a single charge. It has call waiting, voice mail, conference calling, and caller id. (caller waiting and caller id, require a separate subscription through your telephone service provider. Source – buy.com