**Product Specifications:**

**Brand:** 1MORE

**Hi-Res Audio Certification:** Dual gold standard certification, lossless sound quality for every track, deep noise reduction for enjoying HiFi sound quality, LDAC lossless Bluetooth transmission technology with data transmission speed up to 990kbps, providing rich details and high-resolution sound quality similar to wired connection.

**Wired Connection Mode:** Lossless transmission for handling "ultra-high bit rate audio sources", 3x sound quality with LDAC technology.

**Hi-Res Audio Design Standards:** Developed by the Japan Audio Association (JAS) and the Consumer Electronics Association (CEA) to ensure high-quality audio products with high-frequency extension and detailed sound reproduction.

**Hi-Res Audio Wireless Certification:** LDAC technology for high-resolution immersive sound experience even in wireless mode.

**Diamond-Like Carbon Driver:** Features a diamond-like diaphragm with high hardness for balanced impedance and sound transmission, providing precise and detailed sound reproduction.

**HQ51 Performance Enhancement:** Improved performance compared to HQ50 with data sourced from 1MORE Acoustic Lab.

**Tuned by Grammy Award-Winning Sound Engineer Luca Bignardi:** Ensures noise-canceling listening experience with compensation for frequency response loss, delivering low-distortion and naturally balanced sound.

**Adaptive Noise Cancelling:** Offers three modes for comfortable listening in various environments - noise-canceling mode for noisy places, pass-through mode for communication areas, and standard mode for daily use.

**Long Battery Life:** Up to 100 hours of playback time with fast charging - 10 hours of playback with just 5 minutes of charging, 65 hours of continuous playback with noise-canceling on, and 100 hours of continuous playback with noise-canceling off.

**AI Call Noise Reduction:** High-performance microphone with AI algorithm for clear voice recognition and noise elimination during calls.

**Comfortable Design:** Lightweight at 246g with cloud-like breathable protein ear cushions and adjustable headband for extended listening comfort.

**Customizable Sound Effects:** 12 professionally tuned sound effects for personalized audio experience, including enhanced bass, vocals, and various music genres.

**Compatibility:** Suitable for a wide range of activities such as listening to music, watching movies, attending online classes, etc.

(Note: The above specifications are based on data comparison from 1MORE store backend. Specifications may vary based on device settings, environment, and usage conditions.)