LG Tone+ HBS-730 Wireless Bluetooth Stereo Vibration Headset Headphone - Black Unique ring-necked design, opening up a new era of Bluetooth, Ultralight elastic memnory material, easy to carry Vibrate to remind you not to miss any incoming calls, Simultaneously connect multiple devices to easily switch calls Entertainment High-fidelity stereo audio earphones enjoy entertainment, Intelligent noise reduction, clearer calls Long standby (360 hours), long call (10 hours), Connect up to 2 devices Compatible with standard Bluetooth-enabled mobile phone, media devices