Style:In-Ear Communication:ctors:USB Use:Mobile Computer,Portable Media Player,Aviation Function:MicroWaterproof,Noise Canng,Bluetooth Color:Customized Feature:Comfortable Wearing Chipset:JL Type:In-Ear Headset Charging time:1-2 hour Working time:6-7 hour Bluetooth Version:5.0 Battery capacity:240mAh Standby time:180+hours Warranty:2 Years WE ARE DELIGHTED TO INFORM YOU THAT OUR CUSTOMERS ACROSS THE WORLD HAVE SHOWN HIGH INTEREST IN YOU PRODUCTS