Features: Built-in Microphone, Noise Cancellation, Playback Controls, Volume Control, Bluetooth 4.0, EDR Noise Reduce 1. In-ear type with confortable earplug. 2. Enjoy stereo music wirelessly from Bluetooth A2DP devices. 3. When receives an incoming call, the music will pause automatically. 4. Easy controls for answer/end/reject calls ,Volume control, redial last call. 5. Can connect two cellphones simultaneously, and will not loss any calls. 6. Automatically connect to your phone for the 2nd USE 7. Suitable for all Bluetooth enabled device, Samsung, Motorola, Nokia, HTC, Sony mobile phones, iPhone, iPad, tablet PC. Specifications: * Chips: CSR4.0 * Bluetooth Version: Bluetooth 4.0 * Support Model: A2DP, AVRCP, Handsfree * Transmission range: 10 meter/33ft * Standby time: 200 Hours * Talking time: up to 7 hours * Music playing time: up to 7 hours * Color: Black Package Included: 1 x Bluetooth Headset 1 x Wired Earphone 1 x USB Charge Cable 1 x Manual