?Designed for Focus & Productivity: XAPROO is committed to developing products that improve productivity and efficiency. Our wireless & wired headsets are designed to deliver crisp, high-definition audio while you are talking on Skype, MS Teams, cellphone, or listening to music. We put customers first and always willing to hear your voice. For any questions, please feel free to contact our customer support. ?On Ear Trucker Headset with Total Control: Be in complete control to play/pause, answer/reject, volume and track control with the convenient multi-functional buttons located on the headset. But if you still want to hear louder voice, please try to adjust volume from your cellphone/PC; before first connection, make sure the device has not connected to other devices and the BT feature of your device in enabled. ?Comfortable Single Ear Wireless Headset: This wireless headset with microphone for PC weighs 1.7oz (lighter than an egg), together with skin-friendly soft protein earpads, rotatable microphone and adjustable headband for comfort. Stay focused on your work without feeling any bulk or burden on your head and ears. , . ? , : 1. Bring the headset within 33ft from your device and avoid any interference from household devices. Connection distance: 3ft(when pairing), Operation distance:33ft after connected. 2. Try to update your computer’s Bluetooth driver (Download the latest Bluetooth driver from your computer brand’s official website). 3. Check if the battery is low (the headset will prompt beep sound when the battery is less than 10%), charge the headset and make sure it functions well. 4. Try to restart the headset and then connect to your device. ?BT 5.0 Wireless Headset with Dual Connectivity: : , ( ). Connect wirelessly via latest BT5.0 technology to your PC, Mac, mobile and more. You can walk and talk, move freely with a wireless roam range of 33ft. With the multipoint technology, you can connect the trucker headset to any two devices simultaneously. One for music, and the other for the unexpected caller. ?Wireless Headset with HD Mic & Mute: The optimized high definition microphone of our trucker headset reduces the background noise and pick up your voice with exceptional clarity. So your voice remains crystal clear anytime, anywhere. You can flip up/down the boom for mute/unmute as needed for your convenience. Available both on PC and cellphone. You will hear a beep sound when the microphone is flipped up, which means the mic was muted. , - - / , / . ?200+ Hours Working Time: Say goodbye to frequent recharges, you’ll get a full 216 hour work time with our Wireless Headset with Microphone for PC, that’s enough for weeks of use time. A single charge gives you a full 16 hours of talking/music time, while the charging dock offers up to 200 hours extra playtime when fully charged. You can always stay online and stay productive. : The XAPROO Wireless Headset with Microphone is NOT compatible for devices without BT function currently. If your PC/desktop has no BT function, you can choose our upgraded version(B0CBQ1QKBX), which includes a USB adapter.