Brand service: More than 20 million people like the headphones brand. It will be your best partner in listening. And we offer a free warranty, and we will reach out to you to activate the service at the time of your purchase. You will enjoy a 12-month warranty and 100% customer satisfaction. Comfortable and portable design: convenient TF card slot design. Metal bearing connection to enhance product life, retractable, foldable, high protein foam ear cups. Make it namely convenient and comfortable. It can be put in your bag and used anywhere. Wireless / Wired: Uses advanced Bluetooth 5.3 technology. Improves transmission speed and sound quality/stability. And reduce latency. Free nylon tangle-free 3.5 mm cable for wide compatibility. Sound quality and playtime: Large 40mm speaker for superb bass output/clear highs. Built-in microphone for hands-free calling and Type C charging cable for safer and longer-lasting durable charging. 300mAh battery gives you over 400 songs or the soundtrack to multiple long-haul flights on a single charge. Smart Touch Control: tap once to play/pause music and answer/hang up calls. You can easily control it without operating the phone.