Dual mode listening Wireless or wired: Bluetooth 5.1 provides stable transmission, lower latency, and clear audio. A 3.5mm audio cable is included for wired use, so the headphones can continue to work even when the battery is depleted. Easy mode switch: switch between wired and wireless modes according to your preference and power needs. Sound quality and isolation HD stereo with deep bass: 40mm neodymium drivers deliver clear highs and strong low end. Passive noise isolation: full wrap around ear cushions help reduce external noise, enabling more immersive listening. Comfortable and portable design Comfortable fit: soft foam ear cushions and an adjustable headband adapt to different head shapes for long listening sessions. Foldable for travel: the foldable design makes it easy to carry and saves space when not in use. Built in microphone and controls Hands calls: built in microphone supports clear phone conversations. Four button control: play/pause, previous/next track, volume up/down, and answer/end calls are accessible from the headset. Practical use scenarios On the go: enjoy wireless listening with a stable connection during commutes, flights, or outdoor activities. At home or in the office: use for video calls, online meetings, movies, or music; switch to wired mode if you want to conserve battery or avoid wireless interference. Shared listening: watch a movie with family or chat with friends while keeping conversations clear thanks to the built in microphone.