The Sony WHCH720NP headphones are a sound device designed to deliver an advanced audio experience with great comfort and battery life. These wireless Bluetooth headphones feature active noise cancellation (NC) technology, allowing you to enjoy music or calls without external interference, significantly improving sound quality in noisy environments. Their battery offers extended autonomy, reaching up to 35 hours of playback with noise cancellation on and up to 50 hours when this function is off, ideal for those who need uninterrupted use. They include a built-in microphone that facilitates clear communication during calls or video conferences, maintaining connection via USB and USB-C connectivity for fast and versatile charging. Available in two colors, blue and pink, they feature a headband design that ensures a comfortable and secure fit for long sessions. Additionally, they have a practical on/off switch that helps manage power consumption and quick startup. Overall, the Sony WHCH720NP offer a balanced combination of comfort, sound quality, and advanced wireless technology, making them a solid choice for those seeking professional-grade headphones for daily use or travel.