The Saramonic SR-BH900 are Advanced Wireless Noise-Cancelling Bluetooth Headphones. Designed for high-resolution, premium sound with advanced noise-cancelling for the best possible experience and extreme comfort when Listening to Music, Watching Movies or Videos and Relaxing. They feature 40mm drivers that deliver high-quality sound with a full-frequency response and enhanced bass and support for aptX, SBC, and AAC high-res audio codecs. The elegant over-ear design features an air-conducting structure and soft leather earpads, allowing users to comfortably wear for hours. They also feature ANC (Active Noise Cancelling) giving users the freedom from noise and distractions, making them ideal for travel, working or leisure activities. With up to 17-hr battery life, they have ample power for all-day use or long flights. They also feature a built-in 5 microphone array with CVC 8.0 (Clear Voice Capture) for crystal-clear phone calls and virtual meetings, a protective case, 3.5mm cable for wired use and an in-flight audio adapter. All-Day Comfort and PowerExtraordinarily lightweight at only 9.2oz, with over-ear design and earpads made of a soft, breathable leather. They provide superior comfort, allowing you to wear the headphones all day and have the power to play all-day, with 25-hr battery life or 17-hr with ANC engaged. Smooth Touchpad Controls with Versatile CommunicationThe SR-BH900 provides extensive touch controls for easy access to volume, media player and phone controls. Access to digital assistant applications, like Siri, Google Assistant and Alexa are just as simple, giving you full control without having to touch your device. When it’s time to make an important call or join a Zoom, Teams, Skype or other virtual meeting, you will always sound professional with the SR-BH900 internal microphones with CVC 8.0 technology, so you sound great anywhere.