ACEFAST H8 Wireless Headset with Active Noise Cancelling

The ACEFAST H8 Wireless Headset provides an immersive audio experience with Active Noise Cancelling. Enjoy extended listening sessions with its 60-hour battery life and fast seamless connectivity with Bluetooth 5.4. Its 40mm dynamic drivers deliver rich, high-quality sound, while its lightweight and comfortable design allows for all-day wear. Brand Information Brand Name: ACEFAST Audio Specifications Vocalism Principle: Dynamic Number of Drivers: 2 Driver Diameter: 40 mm Frequency Response Range: 20 - 20000 Hz Impedance: Up to 32 Ω Resistance: 32 Ω Sensitivity: 86 dB Noise Reduction Depth: -30 dB ±3 dB Codecs Supported: AAC, SBC Connectivity Bluetooth Version: 5.4 Maximum Wireless Range: <10 m Battery Specifications Battery Capacity: 500 mAh Charging Time: 2.5 hours Usage Time: 60 hours (Music), 40 hours (Calls), ANC off Noise Cancelling Active Noise Cancelling: Yes Certifications CE EAC FCC RoHS Physical Specifications Size: 184 x 161 x 59 mm Weight: 129 g