Bluetooth Earphones, Headphones, Stereo Phones, Wireless Gaming Gifts, Earphones, Universal Foldable Bluetooth 5.1 Features: Bluetooth 5.1: Adopting the new version of Bluetooth 5.1, supporting lossless audio source transmission, faster and more stable transmission rate signal, ultra-low latency, and sound picture synchronization Shocking bass: 40mm large unit, more texture of music, more than enough for playing all kinds of music Long lasting endurances: 200mAh battery capacity, 9h long lasting endurances. 100h persistent standby Comfortable to wear: Soft and skin friendly earbuds that won't cause pain when worn for a long time. Equipped with retractable arms and can move it up and down, everyone can find the curvature that fits their head, making it more comfortable for you to wear Durable: Aft-er rigorous folding and tensile testing, it is even more durable Product Description: Product name: Bluetooth headset Product color: Mint Green Bluetooth chip: Bluetooth version 5.1 Battery capacity: 200mAh Package size: 18.5x15.5x8cm/7.3x6.1x3.15 in Gross weight: 282 g/ 0.62 IBS Package Content: 1x Bluetooth headset 1x USB charging cable 1x Manual 1x Audio Cable Bluetooth 5.1: Adopting the new version of Bluetooth 5.1, supporting lossless audio source transmission, faster and more stable transmission rate signal, ultra-low latency, and sound picture synchronization Shocking bass: 40mm large unit, more texture of music, more than enough for playing all kinds of music Long lasting endurances: 200mAh battery capacity, 9h long lasting endurances. 100h persistent standby Comfortable to wear: Soft and skin friendly earbuds that won't cause pain when worn for a long time. Equipped with retractable arms and can move it up and down, everyone can find the curvature that fits their head, making it more comfortable for you to wear Durable: Aft-er rigorous folding and tensile testing, it is even more durable