Edifier W830NB   -45dB Noise Cancellation Mute the Outside World Upgraded hybrid digital noise-canceling technology achieves noise reduction of up to -45dB, an 18% increase compared to the previous generation. This will create a private sanctuary for you by blocking all surrounding noises.   Multiple ANC Modes Hear what you want by switching between multiple ANC modes. Astonishing 94 Hours
Playback Time Featuring a built-in large-capacity battery and a low power consumption chipset, it offers an impressive 94 hours of continuous music playback with ANC off. Whether you're traveling or tackling daily tasks, enjoy extended usage without the hassle of frequent recharging.
  * The battery life data was obtained in the Edifier Lab by testing with SBC decoding and 80% volume. Actual experience may vary slightly depending on the testing environment, equipment, volume, and audio file. Lossless LDAC Audio Coding
Feel Every Details It supports LDAC high-definition decoding for Hi-Res Wireless audio, transmitting at a transfer rate of 990kbps, which offers three times the music detail of standard Bluetooth codes. This allows you to enjoy a high-resolution audio experience.
  * Hi-Res Audio logo and Hi-Res Audio Wireless logo are used under license from Japan Audio Society.  
* LDAC and LDAC logo are trademarks of Sony Corporation.
* LDAC codec only comaptible with Android devices.   Bluetooth V5.4 Faster and More Stable Utilizes the latest Bluetooth version 5.4 technology for faster transmission speeds, stronger anti-interference capabilities, and lower power consumption.
  * The Bluetooth word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by EDIFIER is under license. Other trademarks and trade names are those of their respective owners.   All-day Comfort 
Enhanced Wearing Experience Carefully crafted with optimized details for a brand new comfortable wearing experience. Featuring a lightweight and ergonomic design with soft, comfortable earpads and an adjustable headband for extended listening sessions. Music Mode With Edifier's 28 years of acoustic fine-tuning expertise, it features 40mm large dynamic drivers and an independent acoustic chamber layout, delivering rich sound quality that lets you feel every note. Game Mode With a 0.08s low latency and game sound effects, it allows you to synchronize your audio experience with the action you see on the screen, providing a more exciting and immersive gaming experience. Spatial Sound With a three-dimensional sound stage algorithm, it brings a cinema-level surround atmosphere to provide an immersive stereo listening experience.   DNN Noise Reduction Elevating Call Clarity Deep Neural Network (DNN) noise reduction technology intelligently recognizes speech and precisely separates human voices from noise, enabling you to talk clearly even on noisy streets.   Specifications   Bluetooth Specification Bluetooth Protocol:A2DP, AVRCP, HFP  Battery Charging Port:USB-C (Type-C)Input:5V ⎓ 1ACharging Time:Approx. 1.5 hours  General Features Frequency Response:20Hz - 40kHzBluetooth:V5.4 Playtime:ANC ON: Approx. 54 hours
ANC OFF: Approx. 94 hoursAudio Codecs:LDAC, AAC, SBCDriver:Φ40 mm Dynamic DriverSound Pressure Level:91 ± 3 dB(A)Net Weight:Around 267gDimension (L x W x H mm):170.99 x 78.88 x 194.01 mm

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