Monster N-Tune 450 Over-Ear Wireless Headphones are powerful headphones designed to give best listening experience like no other. They are built with premium quality materials and feels really comfortable on ears and scalp. They have a compact folding design so that you can carry it anywhere you want. They features a built-in microphone for hands free calling. Monster N-Tune 450 Over-Ear Wireless Headphones comes with latest Bluetooth 5.0 technology to ensure stable transmission and wider coverage area. Equipped with a powerful battery, you can get up to 12 hours of playback time with a single charge of 2 hours.