Description:It adopts ergonomic design, which does not fall during exercise and enables you to enjoy more comfortable wearing experience.The use of digital display charging box and dual microphone ANC noise reduction technology enables the remaining power to be distinctly displayed, clear sound quality and calls to be realized.Made of high-quality ABS material, the product is lightweight and comfortable.The length of the product is 7cm, the width is 5.5cm and the height is 3cm.It is compatible for Android and for iOS. With independent cavity and built-in high-fidelity full-range speakers, it enables you to enjoy HiFi sound quality. And it has smart pairing and convenient multi-function button control. After the earphone is taken out of the box, it can enter the pairing mode.Item Name: Bluetooth-compatible EarphoneMaterial: ABSModel: YYK-530-2Style: A: Without Charging Box, B: With Charging Box (Optional)Bluetooth-compatible Version: 5.1Effective Distance: 10 MetersUse/Play Time: About 6 HoursStandby Time: 200 HoursDistance: 15mEarphone Battery Capacity: 120mAh (Included)Charging Box Battery Capacity: 500mAh (Included)Charging Port: Micro USBApplicable Type: for Android/for AppleFeatures: ANC Noise Canceling, HiFi Sound, Clear CallsSize Details: 7cm x 5.5cm x 3cm/2.76” x 2.17” x 1.18” (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:Style A:1 x Bluetooth-compatible Earphone1 x Charging Cable1 x User ManualorStyle B:1 x Bluetooth-compatible Earphone1 x Charging Box1 x Charging Cable1 x User Manual