W820NB Plus Over-Ear Active Noise Cancelling Headphones, Clear Calls with Deep Noise Reduction,Bluetooth Headphones with LDAC for Hi Res Wireless Audio Comfortable Fit,Bluetooth 5.2

High Quality Sound: Wireless headphones are equipped with a 40mm (1.6 inch) large coverage composite diaphragm driver unit, featuring a titanium coated composite diaphragm and LDAC codec. They support LDAC decoding and high resolution, delivering immersive sound with high-fidelity audio and wireless high-fidelity audio authentication. -43dB Hybrid Active Noise Cancellation: The wireless noise canceling headphones achieve a depth of -43 ANC through hybrid ANC technology and a closed-back design. They automatically recognize environmental noise and transmit corrected signals, allowing you to enjoy quiet music during commuting, work, home, or travel. Extended Usage Time: Over-ear noise canceling headphones provide up to 49 hours of playback time when fully charged. They feature fast charging technology, offering 7 hours of uninterrupted usage after just 10 minutes of charging. Comfortable Wearing Experience: The improved headset uses memory foam cushioning material with a patented zero-pressure-sense technology. The weight of the headset is only 7.9 ounces (220g). Even when wearing glasses, it provides a super comfortable wearing experience. Personalized EQ Control: Connect your headphones to the Connect application for additional features. With personalized EQ, a shutdown timer, power display, prompt volume, and soothing sound options, you will definitely fall in love with music