Features:-Fast connection, low power consumption and low latency are supported by bluetooth 5.0 version. It is ergonomic design that makes it comfortable to wear and you will not feel tired for a long time wearing.-With small and lightweight design, it is a bluetooth earphone that can be carried with you to enjoy music anytime, anywhere.-Made of premium ABS material, it is durable, reliable and fashionable. You can enjoy a more realistic music with unique stereo sound quality. After the first pairing, the headset will automatically connect with your phone when you take the headset out of the charging box.-The length of the product is 5.6cm, the width is 4.6cm, the height is 2.5cm.-Our product can be used for home, office, travel, sports, etc. It adopts touch control design so that adjust the volume, switch/pause/play songs, answer/ring off calls by touching easily and conveniently. Our product adopts 10mm dual-frequency driver so that the bass is powerful, the middle frequency is high and clear.Features:Item Name: bluetooth EarphonesMaterial: ABSModel: XT83Colors: White/Black Optionalbluetooth Version: 5.0Transmission Distance: 10mSpeaker Diameter: 10mmMusic Playing Time: about 3.5 HoursStandby Time: about 120 HoursCharging Time: about 1 HourEarphones Battery1: Built-in 40mAh Rechargeable Battery1(Included)Charging Box Battery1: Built-in 300mAh Rechargeable Battery1(Included)Dual-frequency Driver Size: 10mmFeatures: Ergonomic, Stereo, Touch ControlSize Details:5.6cm x 4.6cm x 2.5cm/2.2" x 1.81" x 0.98" (Approx.)Package Includes:2 x bluetooth Earphones1 x Charging Box1 x Data Cable1 x User Manual