Motorola MOTOROKR S9 Stereo Bluetooth Headphones [Bulk Packaging] Play time up to 6 hours, talk time up to 7 hours, and Standby time up to 150 hours Integrated music and call controls in a discreet iconic design Supports HS, HF1.5, Bluetooth v2.0, A2DP, and AVRCP Bluetooth profiles Compatible with most Bluetooth enabled handsets and audio devices Up to 6 hours of playback time from a single charge