With elegant appearance and exquisite workmanship， this pair of 5800 Bluetooth Version V3.0 Stereo Bluetooth Headsets is attractive. It will bring much convenience to your daily life. Designed intosimple style， it is easy to use and can ensure you to wear firmly and comfortably for a long period. With advanced technology， it provides you with high definition and high-fidelity tone quality. High technology ensures low noise to protect your ears well. What is more， with Bluetooth design， it is advanced and convenient.Come to order it without hesitation and you will find it workable!                                    Features             Support Bluetooth pairing connection with laptop<br> Ergonomic design for long-term wearing comfort<br> Adjustable volume function<br> With it， you can enjoy wireless music and have hands-free calls<br> Auto power-off to save energy when there is no operation in half an hour   <br>                                                            Specifications             Bluetooth Version     V3.0    <br> Transmission Power     Class 2    <br> Transmission Distance     393.7" / 10m    <br> Standby Time     120 Hours    <br> Talking Time     3.5 Hours    <br> Music Playing Time     3.5 Hours    <br> USB Cable Length     25" / 63.5cm    <br> Weight     0.28oz / 8g    <br> Color     White    <br> Temperature Range     10℃ - 60℃    <br> Dimensions     (2.52 x 0.87 x 0.63)" / (6.4 x 2.2 x 1.6)cm (L x W x H)     <br>                                                             Package Includes            1 x Bluetooth Headset<br>1 x USB Cable<br>1 x User Manual<br>1 x Headphones Line<br>1 x Ear-hook<br>