**Product Specifications:**
**Brand:** MONSTER
**Acoustic Technology:** 45 years of acoustic technology accumulation, recognized for sound quality, comfort, and exterior design.
**Comfortable Fit:** Comfortable to wear with zero sense of weight, suitable for sensitive ears.
**Design:** Innovative design with a comfortable and secure fit, suitable for long-term wear.
**Safety:** Certified with RoHS compliance and various quality assurance certificates.
**Bluetooth:** Upgraded to Bluetooth 5.4 for fast and stable connectivity.
**Battery Life:** Up to 24 hours of continuous playback with quick charging capabilities.
**Ergonomic Design:** Ergonomically designed for a secure and comfortable fit, suitable for various ear shapes.
**Material:** Made of TPU high elastic material with adjustable and stretchable features for long-lasting comfort.
**Sound Quality:** Features wide frequency crystal diaphragm, ACAVITY acoustic structure, and advanced audio processing for clear and immersive sound.
**Noise Cancellation:** Equipped with AI noise cancellation technology for crystal clear calls and immersive audio experience.
**Connectivity:** Enhanced Bluetooth connectivity for seamless pairing and stable signal transmission.
**Battery Capacity:** 3.7V/40mAh battery capacity with fast charging in approximately 1.5 hours.
**Speaker Type:** 10mm dynamic coil speaker with a frequency range of 20Hz to 20kHz.
**Sensitivity:** 108±3dB sensitivity for clear and powerful sound output.
**Charging Interface:** Type-C charging interface for convenient and universal charging.
**Usage Time:** Battery life varies based on individual usage and volume levels.
Note: Specifications may vary based on product model and usage conditions.
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