Description: This mini, lightweight and ergonomic wireless earphone will not cause pain to your ears after long-time wearing. Earphone can provide you with shocking music, clear calling and easy operation because it is featured with stereo surround, heavy bass and noise reduction. It is constructed of ABS material. There are 4 colors for you to choose from. This wireless earphone is suitable for running, driving, listening to music, doing sports, calling and so on. Item Name: Wireless Earphone Material: ABS Features: Stereo, Ergonomic, Long Battery Life Charging Box Battery Capacity: 150 mAh Single Earphone Battery Capacity: 70 mAh Bluetooth-compatible Version: 5.2 Headphone Charging Time: 1H Music Battery Life: 14H Working Voltage: 3.7-4.2V Frequency Response Range: 20Hz-20KHz Channel: Stereo Use Method: Hanging Ear Whether Single And Double Ears: Unilateral Hands-free Size Details: Size: 8.1cm x 6.6cm x 2.5cm/3.19" x 2.6" x 0.98" (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 Wireless Earphone 1 x Charging Box 1 x Data Cable 1 x User Manual