Enjoy up to 12 hours of hands-free talk time and crisp sound quality with the AT&T TL7800 DECT 6.0 Accessory Cordless Headset. Pair it wirelessly with many AT&T DECT phones, including the Synapse® or SynJ® business phone system. Easy one-button answer, volume and mute controls enhance wireless freedom, while a range of up to 500 feet maximizes mobility. A magnetic charger in the cradle ensures the headset fits and charges securely-so you'll never run out of battery during long calls. Lightweight and comfortable, the headset offers multiple wearing styles: over the ear, over the head or behind the neck.