Complete wireless freedom Listen to music without the hassle of a wired connection with the Goji GTCNCPM21 Wireless Bluetooth Noise-Cancelling Headphones. Thanks to built-in Bluetooth 5.0 technology you can connect to your smartphone without being tethered to your device. Hands-free control and a built-in mic also give you the freedom to skip tracks or take calls while your phone stays in your pocket. All-day battery life With up to 20 hours of continuous audio playback, you can enjoy non-stop music throughout the day. You don't even have to worry if you forget to charge the GTCNCPM21 Headphones overnight. They have a quick charge feature that provides 90 minutes of battery life in a single 10-minute charge. Keep background noise out  Enjoy your favourite playlists without any distractions thanks to hybrid active noise-cancellation. This keeps you immersed in the music by blocking out background noise. The memory foam earcups fit snuggly on your ears too, so you can sit back, relax, and listen to the songs you love.