Edifier W830NB Wireless Noise-Canceling Headphones with Bluetooth 5.4, LDAC Hi-Res Audio, AAC for iPhone, 94-Hour Playtime, Lightweight and

Zero-Pressure Ear Cups: The newly upgraded W830NB headphones weigh just 267g and feature memory foam cushioning with zero-pressure technology, providing exceptional comfort even when wearing glasses. [Utility Model Number: ZL202220017914.9] High-Quality Sound: Equipped with a large 40mm mantle-plated composite diaphragm sound unit, LDAC decoding, and high-resolution audio support, delivering greater musical detail. [Transfer Speed Comparison: LDAC 990Kbps, Qualcomm aptX HD 576Kbps, AAC 512Kbps, SBC 328Kbps] [High-Performance] High-efficiency, long-lasting battery life provides 94 hours of playback time (54 hours with noise canceling on, 94 hours with noise canceling off). Supports fast charging, providing 10 hours of playback with a 20-minute charge. With over 94 hours of continuous playback time, you can enjoy worry-free listening on the go. Noise Cancellation: -45dB Hybrid Active Noise Cancellation allows you to enjoy music quietly whether commuting, at the office, at home, or traveling. Package Contents: Edifier W830NB headphones, USB-Type-C cable (for charging and audio input), instruction manual [12-month warranty, order number serves as warranty card]