The ACEFAST H4 ANC Wireless Headset is designed for immersive listening and all-day comfort, combining powerful active noise cancellation with Hi-Fi sound and extra-long battery life for travel, work, and entertainment.
Soft over-ear cushions with protein leather and memory foam, plus a lightweight adjustable headband and foldable earcups, provide a secure, comfortable fit that packs easily into a bag.
Features:
30dB hybrid Active Noise Cancellation to reduce ambient noise and keep you focused on your music or calls.
40mm Hi-Fi dynamic drivers delivering rich, detailed sound with deep bass and crisp highs.
Bluetooth 5.3 wireless connectivity for stable, low-latency audio on phones, tablets, and laptops.
Up to 55 hours of playback with ANC off and 45 hours with ANC on for multi-day use between charges.
Quick charge support: a 10-minute charge provides up to 2 hours of listening time.
Over-the-ear earpads with protein leather and memory foam for long-wear comfort.
Foldable earcups and adjustable headband for easy storage and a custom fit.
IPX4 water resistance to protect against sweat and light rain.
Specifications:
Bluetooth Version: 5.3
Transmission Distance: Up to 10 m
Driver Size: 40mm Hi-Fi dynamic drivers
Frequency Response: 20Hz – 20kHz
Impedance: 32 Ω ± 15%
Sensitivity: 98 dB
Battery Capacity: 500mAh / 1.85Wh
Playback Time: Up to 55 hours (ANC off), 45 hours (ANC on)
