Earphone with diversified use Can be used with the car charger in the car Also be used outdoors or other places A variety of charging methods and the use of scenes to meet your various need Specification: Transmission range :10 meters Charging time:1-2 hours Color:black,white,blue, ,flesh color（optional） Material:using high-quality imported materials version: V4.1 + EDR Wireless frequency: 2.4-2.48GHz Size:16*28mm Specifications: Anti-skid Easy to carry 100% brand new and high quality earphone with diversified use Can be used with the car charger in the car Also be used outdoors or other places. Package Included: 1x Earphone 1x charge cable 1x manual Notes: Due to the difference between different monitors, the pictures may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement. Please leaving a message before you give the bad feedback, if the products have some problems. Thanks for your understandings.