**Product Specifications:**
**Brand:** EDIFIER
**Model:** W830NB
**Product Name:** W830NB Bluetooth Headphone with Active Noise Cancellation
**Bluetooth Version:** V5.4
**Audio Decoding:** SBC, LHDC 5.0
**Frequency Response:** 20Hz-40kHz
**Effective Range:** 10m
**Input:** DC 5V 1A
**Sound Pressure Level:** 91±3dB(A)
**Noise Cancellation Depth:** -45dB achieved through a combination of active and passive noise cancellation
**Battery Life:** Up to 96 hours of playback time with noise cancellation off
**Charging:** Quick charge feature with high-capacity built-in battery
**Audio Quality:** LHDC 5.0 technology for high-resolution audio transmission
**Hi-Res Certification:** Dual Hi-Res certification for both wired and wireless modes
**Color Options:** Dawn White, Cloud Grey, Starry Blue
**Special Features:** Three-dimensional sound field technology for immersive audio experience, DNN call noise reduction for clear communication, seamless Bluetooth connectivity for dual device pairing, support for USB Audio for enhanced music playback, customizable settings via EDIFIER CONNECT APP
**Package Contents:** 1 x W830NB Headphone, 1 x Charging Cable, 1 x Warranty Card, 1 x User Manual
*Note: The specifications are subject to slight variations based on usage environment, device compatibility, and individual preferences.*
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