Wireless Bluetooth 5.0 Over Ear Earphone, Foldable & Adjustable Earphone, HiFi Stereo Built-In Mic HeadphonesThis Bluetooth 5.0 wireless earphone provides pure, high-quality sound for compatible devices. The music output is HD stereo audio and noise reduction that produces clear voice and a superior listening experience. Foldable design and adjustable padded headband, fit with ear, and plush padding, more comfortable. Built-in high-efficiency rechargeable lithium battery, and charged by the included USB cable.Specifications Material: silicone. Control buttons: including play/pause/answer/hang up; previous track/volume increase; next track/volume decrease; power on/off Information. Function: power display, call function, support music. Bluetooth protocol: 5.0. Channel: stereo. How to use: head-mounted. Single or dual ear: bilateral stereo. Bluetooth receiving distance: 10 meter/33 ft. Charging time: 1 hour. Standby time: 180 hours. Battery capacity: 400mAh. Talk time: 10 hours. Bluetooth version: 5.0. Noise reduction technology: CVC6.0 .Notes 1.Please understand there may be mild deviation exist. 2.Due to the lighting and monitors, there are slight difference between the picture and the realitem.Package Content 1* Bluetooth Headset.Promise If the product has any quality problems, please feel free to contact us, we will help you solve the problem as quickly as possible.