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With 40mm drivers, the AceFast H4 ANC Wireless Headset outputs audio across a 20Hz-20kHz range. Integrated sensors mitigate external noise by 30dB. Compared to the H1, Bluetooth 5.3 stabilizes the wireless link and extends total runtime to 55 hours.
Key Features
- 30dB Active Noise Cancellation: Internal microphones detect and neutralize 30 decibels of ambient sound waves. Blocks road noise; fails against high-pitched screams.
- 55-Hour Total Playtime: 500mAh internal battery supports 55 hours of audio playback. Lasts through two full days of continuous use.
- 10-Min Quick Charge: Ten minutes of USB-C charging yields two hours of power. Provides emergency audio during sudden load shedding.
- 6 Months Warranty: AceFast covers hardware manufacturing defects for 180 days. Protects against component failure within the first half-year.
- 40mm Moving Coil Driver: Internal diaphragms produce sound across a 20Hz to 20kHz range. Handles heavy bass; distorts at maximum volume levels.
- IPX4 Water Resistance: Protective coating resists sweat and light rain splashes. Survives heavy humidity; fails if submerged in water.
Frequently Asked Questions
Is AceFast H4 good for gaming?
Bluetooth 5.3 reduces latency but remains slower than wired connections. Competitive gaming might notice slight audio delays during fast-paced matches.
How long does AceFast H4 battery last with ANC?
Activating ANC lowers the total runtime below the 55-hour maximum. The 500mAh cell provides roughly 35 hours of isolation on one charge.
