Edifier W820NB/NB Plus -49dB Noise Cancellation Wireless Headphones - Bluetooth | Hi-Res Audio | Edifier ConnecX

What’s in the boxNo Data No Data • Advanced hybrid ANC effectively blocks out surround noise for immersive listening• Certified for Hi-Res Audio Wireless, delivering authentic and immersive sound performance• The 40mm titanium-coated composite driver delivers crystal-clear highs with rich detail and exceptional sound clarity• Latest Bluetooth V6.1 technology for enhanced stability, faster data transmission, and ultra-low latency• Supporting both wired and wireless Hi-Res audio up to 96kHz/24bit• Spatial sound mode creates a wide, immersive soundstage• Enjoy up to 88 hours of uninterrupted listening (ANC OFF)• AI-powered noise-canceling technology ensures clear, crisp hands-free calls• Smart volume guard features help protect your hearing over time• Multipoint connection easily switches between two devices without the need to reconnect• Foldable design with soft memory foam earpads for maximum comfort and portability• Silicone physical buttons ensure intuitive and accurate operation W820NB Plus (New Version) Wireless Over-ear Noise Cancelling Headphones• Advanced hybrid ANC effectively blocks out surround noise for immersive listening.• The 40mm titanium-coated composite driver delivers crystal-clear highs with rich detail and exceptional sound clarity.• Supporting both wired and wireless Hi-Res audio up to 96kHz/24bit• Spatial sound mode creates a wide, immersive soundstage.• Enjoy up to 88 hours of uninterrupted listening (ANC OFF).• AI-powered noise-canceling technology ensures clear, crisp hands-free calls.• Smart volume guard features help protect your hearing over time.• Multipoint connection easily switches between two devices without the need to reconnect.Specification Bluetooth® Version: V6.1Effective Range: about 10mDriver: 40mm Dynamic6Audio Coding: LDAC, SBCPlayback Time:about 88H (ANC OFF)about 49H (ANC ON)Fast Charging: 15 minutes = 15 hours Input: 5V ⎓ 1AFrequency Response: 20Hz - 40kHzSound Pressure Level: 91 ± 3dB (A)