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Detailed specifications will be added soon.
| Model | ACEFAST H9 |
| ANC | 30dB Active Noise Cancelling |
| Bluetooth | v5.4 |
| Audio Codecs | SBC / AAC |
| Wireless Range | Up to 10 meters |
| Drivers | 40mm Hi-Fi |
| Frequency Response | 20Hz–20kHz |
| Battery Capacity | 500mAh |
| Playtime | 55h (ANC off), 45h (ANC on) |
| Charging Time | 2.5h (USB-C, 5V⎓1A) |
| Microphone | HD mic for clear calls |
| Controls | Multifunctional knob |
| Size | 177×78×200mm |
| Weight | 221g |
| Comfort | Adjustable headband |
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