Active Noise Cancelling - detects and virtually eliminates background noise such as automobile traffic and airplane engines by up to 30dB to allow you to focus on what's important. Turn the ANC Button off when you need to hear what is happening around you, while still listening to music or watching movies. | Digital Signal Processing - Supports a truly wire-free listening experience, with robust connectivity when making calls and listening to music, an easier pairing experience and longer battery life. | Bluetooth 5.0 - we designed our Wireless Headphones on the Bluetooth 5.0 platform, allowing our Krave Active Noise Cancelling Wireless Headphones to communicate as Bluetooth low energy devices, providing a stronger signal for better stability and improved battery life. | Extended 55-Hour Playtime - our Wireless Headphones are built to last up to 55 hours of use on a single charge (35 hours with the ANC on). Designed to support 1.5x Fast charging via USB Type-C charging port and fast charging battery. | USB Type-C Fast Charging - we engineered our Krave Bluetooth Headphones with USB Type-C fast charging and a specialized battery that charges 50-percent faster. In the rare case that your Wireless Headphones run out of power, a 15-minute quick charge will provide up to 6 hours of use.