I am an Chinese seller,providing customers with high-quality and low-cost products. The types of products we sell include Home & Kitchen,Health & Beauty,Fashion Clothing,Electronics,Watches & Jewelry,and so on. We keep up with the most popular fashion trends. If you like our products, please follow us and become our followers and fans. Sincerely at your service .Please feel free to contact us if you have any questions.Specifications:The wireless bluetooth-compatible earphone perfectly fits the shape of your ear, bringing tighter and more comfortable wearing experience.It has smart touch function, which is easy to use.It adopts bluetooth-compatible 5.0 chip, which can bring you high speed data transmission.With the intelligent noise reduction, it brings you excellent listening experience.It has a compact size and is portable.Matching Method:1. Open the package and put the left and right earphones in the charging box. The earphones light up red. If it does not light up, please charge the battery.2. The earphones are automatically turning on from the charging box and automatically paired. Wait for about 30 seconds, and one of the earphone lights will turn off.The other earphone flashes red and blue, and the machine is the main ear. At the same time, the pairing is successful.3. Turn on the mobile phone Bluetooth, search for the earphone Bluetooth, and then click the link.4. After using the earphones, put them back into the charging box and the earphones will turn off and charge automatically.5. Use the earphones repeatedly, take it out of the charging box and turn it on automatically. Automatic pairing will also connect the phone.Item Name: Wireless EarphonesMaterial: ABSBluetooth Version: V5.0Earphone Battery Capacity: 50mAh (Included)Charging Box Battery Capacity: 300mAh (Included)Standby Time: >100 HoursTalk Time: >4.5 HoursMusic Time: 4 HoursEarphone Charging Time: 40-50 MinutesCharging Box Charging Time: 1 HourFeatures: Wireless, Smart Touch, Comfortable to Wear, PortableCharging Box Size: 8.5cm x 3.5cm x 2cm/3.35" x 1.38" x 0.79" (Approx.)Notes:Due to the light and screen setting difference, the items color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Earphones1 x Charging Box1 x USB Charging Cable1 x User Manual