The phone signal is wirelessly broadcast in both hearing aids simultaneously , providing unparalleled sound quality and improved understanding. In addition to the broadcast function, the can also be used by people not wearing hearing aids. Up to 6 handsets can be connected to a single base, which is especially useful for small offices.
For hearing aid users, talking on the phone can be a challenge, especially if they have significant hearing loss. Receiving the telephone signal in both ears greatly enhances speech intelligibility over the telephone, especially in ambient noise. Independent studies show that using a DECT phone, rather than a standard phone, can improve speech understanding by more than 40%.