Deep Bass Adjustable Earphones, Battery And Microphone, High quality Over EAR wireless headphones that support both Bluetooth 5.0 and 3.5mm audio jacks. Introducing a finely designed ultra-soft adjustable headband and breathable ear cushions made from premium materials. Then you can forget about the painless music listening experience and keep your headset light and very comfortable. The larger 40mm neodymium dynamic driver unit provides perfect bass, mids and treble for an immersive musical experience. Music lovers are the perfect product to live in a world of extreme bass and natural sound. The huge 200mAh battery is pure happiness for travelers who will enjoy their favorite music tracks with 400 hours of standby time and 20-24 hours of play time.