If you have a car， please get a 3.0 Strong Compatibility Dual Standby Sunvisor Bluetooth Hands-Free Car Kit for it. It is suitable for all Bluetooth compatible phones. Equipped with its own built-in speakerphone， the Bluetooth hands-free car kit provides excellent sound quality. With approximately 10 meters transmission range and strong compatibility， it is reliable to give you a good performance. The stable voltage and current makes this device stable. Besides， it is designed with dual standby， excellent and convenient to use.                                    Features            Featured with steering wheel control function， it is flexible to useHandsfree design brings you much convenienceWith high speed， stability and reliabilityWith strong compatibility and clear sound qualitySuper strong capacity to meet your demands                                                             Specifications             Support Version     Bluetooth Version 3.0 +EDR    <br> Bluetooth Profiles     Hands-Free Profiles    <br> Transmission Range     Approx 10 meters    <br> Transmitted Power     2dBm    <br> Charging Time     About 3 hours    <br> Hands-Free Working Time     About 10-20 hours    <br> Standby Time     About 1-5 Days    <br> Battery Type     3.7V 550mA Rechargeable Battery    <br> Voltage     5V    <br> Output Current     400mA          <br> Working Frequency Range     2402-2480MHz    <br> Color     Black    <br> Dimensions     (4.45 x 3.62 x 1.57)" / (11.3 x 9.2 x 4)cm (L x W x H)    <br> Weight     7.83 oz / 222 g     <br>                                                             Package Includes            1 x Bluetooth Hands-Free Car Kit<br>1 x USB Cable <br>1 x Car Charger<br>1 x Manual<br>