It is comfortable to wear this earphone because it is lightweight and ergonomic. This earphone adopts large-capacity battery, which features long standby time. This earphone features Bluetooth-compatible5.1 chip and intelligent noise reduction, bringing you low-latency and stable transmission as well as pure and stereo surround sound effect and mega bass. It is constructed of abs material. The cable length is 26cm. This wireless earphone is suitable for running, driving, listening to music, doing sports, calling and so on. It is compatible for Apple and for Andriod. Item Name: Wireless Earphone Material: ABS Bluetooth-compatible Version: 5.1 Headphone Type: Wireless Headphone Noise Reduction: Yes Waterproof: IPX5 Playback Controls: Keys Microphone: Support Transmission Distance: 10m Music time: 30H Standby Time: 200H Charging Time: 2-3H Charging Box Battery: 120mAh(Included) Frequency Response Range: 20Hz-20000Hz Features: Stereo, Noise Cancelling, Automatic Pairing Size Details: Cable Length: 26cm/10.24" (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 Cable 1 x User Manual