S740T Bluetooth Stereo Headset is designed to be worn around the neck for wireless communication with your Bluetooth‎-enabled devices such as mobile smartphones‎.‎ The headset offers up to 15 hours of talk time and 10 hours of music listening time on a single charge‎.‎The headset utilizes apt‎-X audio compression to deliver reference CD‎-quality audio over Bluetooth‎.‎ The unit features advanced multipoint communication between different devices‎,‎ audio enhancement and bass EQ boosting‎,‎ and an audible alert to notify you when the battery is low‎.‎