Motorola H685 Bluetooth Headset (Black) Mono Bluetooth headset with vacuum metal sides and high gloss finish for a striking statement Easy Pair technology helps simplify connecting to compatible Bluetooth enabled devices Shape and materials of ear hook and ear bud optimized for wearing comfort Call functions include answer/end, reject, mute/unmute, and voice dial call (when using compatible phone) Up to 7 hours of talk time, up to 190 hours of standby time