It is Bluetooth-compatible 5.0 version of this earphone that provides more stable signal and faster transmission speed.The dual noise reduction system can effectively eliminate environmental noise so that you can enjoy a clearer and more stable call.Made of premium ABS material, it is durable and reliable. The composite diaphragm speaker optimizes the balance between high bass and mid bass so that the call is clearer. The ear hook design makes it more stable and not easy to fall off. You will find that it is comfortable to wear for a long time without feeling tired or painful owing to its lightweight and compact design.The length of the product is 5.9cm, the width is 4.9cm, the height is 1cm.It is compatible for iOS and for Android system. This earphone with 180-degree free rotation design can meet your needs. The built-in 160mAh large capacity battery can provide 120 hours of standby time, 300 minutes of talking time or 20 hours of music time without worrying about power shortages. This earphone is suitable for your left and right ear.Item Name: Bluetooth-compatible EarphoneMaterial: ABSModel: HX106Color: BlackBluetooth-compatible Version: 5.0Communication Distance: 10m (Without Obstacles)Type/Style: EarhookStandby Time: about 120HBattery: Built-in 160mAh Rechargeable Battery(Included)Music Time: about 20HTalking Time: 300 MinutesRotatable Degree: 180 DegreesCompatible System: for iOS, for AndroidFeatures: Portable, Earhook, Long Standby TimeSize Details: 5.9cm x 4.9cm x 1cm/2.32" x 1.93" x 0.39" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Bluetooth-compatible Earphone1 x Charging Cable1 x User Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin