Noise Reduction Technology: High Definition Stereo Headphones, noise reduction technology designed to reduce surrounding noise so that you can enjoy what you want to hear. Lose yourself in music even in the lowest volume levels! 40mm sound driver for true richness in sound and deep bass. EASY CONNECTIVITY: Gabba Goods Headphones are compatible with all Bluetooth or 3.5mm plug cable enabled devices such as , iPhones, Smart android phones, Tablet, Laptop, iPads, MP3/4 Player, Computers, MacBook and other Bluetooth devices. Just slide the on/off button and the headphones will be in ready to pair mode. It is built to provide a quick and stable Bluetooth connection and to enable hands-free communication through our special noise reduction technology Super Comfortable design: The Cushioned Ear Muffs are made of artificial leather so that you can wear them for extended time with comfort. The Headset is foldable for easy storage and travel. Great for use by Unisex Kids, Teens and Adults. Built-in microphone: For clear hands-free calling. Enjoy Speaking and Talking Handsfree A highly sensitive microphone that is perfect for capturing clear audio, Micro SD card support: And volume and pause/play functions , allows you to conveniently Listen to Your Favorite Music Audio books, and Podcasts.