✓?24 Months Warranty?After your order is completed, we guarantee to provide 100% after-sales service within 24 months. We will protect the rights and interests of every customer. ✓?Comfortable ear cushion & Breathable Material?Soft ear cushion, so you can wear it for a long time without causing damage to your ears. In addition, we use breathable materials so that you can feel more comfortable and skin-friendly when using. ✓?Compatibility & Stable Connection Hadset?Suitable for Windows system. Also suitable for smartphones, computers, tablets, laptops and other devices with 3.5mm connectors.*For some PC or devices with 3.5mm Speaker and Headphone with Two Male Ports, this headsets only the Speaker function is supported. If you need to use the microphone and speaker function, you need to bring headphone Splitter yourself.*. ✓?Ultra-Large Wearing Freedom?The headset with microphone pole rotates 270 degrees back and forth, with a large adjustment space. It can be freely adjusted for left and right wearing, and more microphones can be placed left and right. Rotate the headset 180 degrees to better fit the contour of the ear. ✓?Volume Control & Multi-Function Control?The headphones with microphone can independently controlled, which can be flexibly switched according to the usage scene, and the microphone can be silenced separately. You can also easily adjust the volume. ✓?4oz Ultra-Light Wired Headset & No Pressure to Wear? Suitable for long-term use. Adjustable head beam, more suitable for users with different head circumferences. High quality protein skin sponge, soft and comfortable.