Feature:1. Comfortable to Wear: 180° adjustable earbud design allows you to adjust the angle to fit your ears. The light weight will not bring any burden to your ears, and will bring you a new wearing experience.2. Noise Reduction: Using CVC 6.0 intelligent noise reduction technology, allowing you to enjoy clear sound in a noisy environment. Very suitable for use in car calls and friends chat or work.3. Clear Voice: Our V5.0 BT headset has a built in high quality microphone, so you can clearly hear the voice of your friends/family during a call. And enjoy the free stereo music.4. Anti Sweat BT Headset: coating technology can protect earbuds from sweat during running and exercise. You can play, skip and pause music, control the volume and answer calls.5. Long Talk Time: The longest talk time of BT earbuds is about 16 hours. And compatible with most for Android, for IOS phones and other BT devices.How to Use:BT connection useSpecification:Item Type: BT HeadsetModel: WS-SW80Material: ABSColour: BlackFunction: Sound TransmissionBT Version: BT V5.0Built In Battery: Lithium BatteryBattery Capacity: 110mAhTalk Time/Music Time: 16 HoursStandby Time: 180 HoursSupport: 180° Rotation, Both Left and Right Ears Can Be WornCharging Port: Micro USBTransmission Distance: Approx. 10m/32.8ftResistance: 16 OhmsScope of Application: Smart Devices with BT Package List:1 x Headphone1 x Charging Cable1 x Ear Cap