About this item Wireless Audiophile Sound: 40mm DLC dynamic driver produces rhythmic bass, warm mids, and crisp highs while offering an ultra-wide frequency response extends up to 40kHz. Hi-Res Audio and Hi-Res Audio Wireless certification supplies extreme fidelity and original sound reproduction. Lossless LDAC Audio Coding Technology: LDAC allows you to enjoy a high-resolution audio experience by transmitting at a transfer rate of 990kbps. Every subtle detail will come to life. Adjustable EQ Settings: 12 studio-grade EQ presets are in the 1MORE MUSIC App , just simply tap the calibrated Electronic, Pop, Classical, or Lounge equalizer setting. Powerful Noise Cancellation:With QuietMax noise cancellation technology, whether working in the office, walking outdoors, or on the subway, you can get a restful private space for a truly focused, immersive listening experience. Nonstop Music Enjoyment: Just immerse yourselves in your favorite music without the anxiety of running out of power, even on a long trip. A single charge with ANC off can sustain up to 70 hours of battery life for uninterrupted music enjoyment. Transparency Mode：Transparency mode allows you to enjoy music or other audio content without losing awareness of potential dangers nearby, especially when running at night or using public transport alone. High Clarity Call：Beamforming microphones and an AI-powered algorithm work together to precisely extract your voice and amplify it while suppressing ambient noise, so the person on the other end of the call will clearly hear your voice, even in a noisy or windy situation. Portable to Carry：The foldable design and the compact carrying case allows for easy travel and storage. You can effortlessly carry the SonoFlow wherever you go.