Let our Music2 1-to-2 Universal High Quality Stereo BluetoothV2.1 Headphones Headset explain what the real stereo should be to you! The Bluetooth headphones will be a final choice for enjoying a hands-free call and worry-free music appreciation. Adopting intelligent CPU and stable chip， our product brings you smooth stereo and superior call quality. Even you can feel that you’re having a face-to-face communication with your family or friends. It is also widely compatible with all kinds of tablet PCs， desktop computers， laptops， cellpones， etc. And two devices are supported simultaneously. Can you refuse such a good recommendation?                                    Features             1-to-2， support connection to 2 Bluetooth devices simultaneously<br> Fashionable and offer you amazing music when you are having sports<br> Let you experience superb stereo audio quality<br> Comfortable to wear， it allows you to have clear sound transmission without ambient noise and keep incoming communication private<br> Advanced technology in echo cancellation & noise reduction ensures exceptional sound quality<br> Support Bluetooth and hands-free function<br> Offer you about 7 hours talk time and 100 hours stand-by time <br>                                                            Specifications             Supporting Edition     Bluetooth V2.1    <br> Frequency Range     20-20，000Hz    <br> Transmission Power     Class2    <br> Microphone     Yes    <br> Transmission Distance     10m    <br> Calling Time     ≥7 hours    <br> Standby Time     100 hours    <br> Charge Time     3-4 hours    <br> Operating Voltage     3.6V    <br> Operating Current     ≤50mA    <br> Standby Current     ≤40mA    <br> Dimensions     (2.56 x 0.87 x 0.98)" / (6.5 x 2.2 x 2.5)cm (L x W x H)    <br> Weight     0.31oz / 9g    <br> Color     Black & Golden     <br>                                                             Package Includes            1 x Bluetooth Wireless Headset<br>1 x USB Cable<br>1 x Wired Headset<br>1 x Ear Hook<br>1 x Manual<br>