1、Comfortable to wear and ergonomic design, will not damage the ears. 2、It has advanced touch control technology, will not squeeze ears, will not cause pain during the operation, thus bringing a better user experience. 3、Connect audio and video synchronization, game/chasing drama, almost no delay, let daily entertainment enjoy wireless fun. 4、The earphone is IPX5 waterproof, no fear of sweat and light rain. 5、With Bluetooth 5.0 powerful chip, surround stereo sound effect, full frequency lossless HIFI sound. Item Type: Bluetooth Earphones Material: ABS Color: As Pictures Shown Weight: Approx. 87g/3.1ozHeadphone battery: lithium battery 30mAh(shipped with battery) Charging case battery: lithium battery 250mAh(shipped with battery) Bluetooth version: 5.0+EDR Bluetooth distance: 10 meters/32.8ft Control mode: touch control Waterproof rating: IPX5 How to use: 1. The charging case is opened, the left and right earphones are turned on at the same time, and the earphones are in a state of waiting for pairing and connection. 2. Mobile phone connection Step 1. In the phone settings, turn on the Bluetooth settings switch of the phone, and click Scan to find the device. Step 2: When the available device displays the "j18-YWS" character, it means that the mobile phone has found the Bluetooth headset, click "j18-YWS" to enter the pairing mode The third step, after the mobile phone is successfully paired with the headset, there will be a voice prompt that it is connected. 2 x Bluetooth Earphone 1 x Charging Case 1 x Charging Cable 1 x Manual