About this item ABS Imported Snap closure Business Bluetooth Headset Car Metal Warehouse Mini Earbuds Wireless Single Ear Power Bankdescribe:Although It Is Small. It Does Have A Wide And Surging Sound Field. And The Details Are Presented In Every Detail.Surround Sound. Music Live In Your Ears.Using Light Rebound Graphene Unit. Multi-Channel Precision Craftsmanship. Restore The Tory Feast.The Rounded Arc Can Disperse The Pressure On The Ear Without Pain After Wearing It For A Long Time.Long-Lasting Battery Life And Easy Charging During Immersion.Small Metal Compartment. Easy To Carry Around. It Can Also Be A Power Bank.Parameter:Standby Time: ≥150 Hoursuse Time: 3-4 Hourstransmission Distance: 10 Meters (No Obstacles)Bluetooth Version: 4.2+Edrbattery Capacity: 260Mahcharging Times: About 5-6 Times (For Headphones) Package Contents:Bluetooth Headset*1Charging Cable*1Instruction Manual*1 Show more