[Multi-Function & Hands-Free Call]-Quickly activate Siri or Google Assistant to make hands free calls. Easy-to-reach buttons let you enjoy real hands-free of wireless for calling. Equipped with a mute function, press the mute button will keep your voice unheard from other party during the call, protect your privacy when you need. [Long Battery Life]-Up to 8-10 hours of continuous calls and up to 7.5 days in standby mode, This Bluetooth earpiece lets you make reliable wireless calls throughout the day on a single 1.5 hours Type-c fast charge. [Comfortable Wearing Design]-Lightweight YYK-520 bluetooth headset (12g) does not cause any burden to your ears, thus providing lasting wearing comfort, good for drivers or businessmen.The ear hook design and 360°adjustable earbud fits perfectly for your left or right ear.Equipped with 3 optional ear tips, you can choose the most comfortable ear tips to fit in either ear. [CVC8.0 Noise Cancelling]-The wireless earpiece combines built-in HD microphones and advanced CVC8.0 noise reduction technology ,providing crystal clear audio and natural sound, allowing you to enjoy high quality music and clear phone calls wherever. [BLUETOOTH 5.1]-Adopted latest Bluetooth 5.1 Techlonogy and could provides fast and stable connection with bluetooth device like smart phones,tablets,laptops,MP3 players from up to 33 feets away without signal loss or music dropouts.One headset can connect with 2 bluetooth device function,it can easily pair with any 2 phones simultaneously and answer calls from either one.

Connectivity Technology: Wireless. Form Factor: In Ear. Color: Black. Model Name: YYK 520-2. Brand: XVV. Manufacturer: XVV. Department: Mens. Date First Available: December 1, 2021. Best Sellers Rank: #11,248 in Cell Phones & Accessories. Customer Reviews: 4.1 out of 5 stars 1,361 ratings 4.1 out of 5 stars. Batteries: 1 Lithium Polymer batteries required. Item model number: YYK 520-2. : B09MTH2Q5W. Item Weight: 0.423 ounces. Package Dimensions: 5.55 x 4.96 x 0.94 inches.