HAYLOU S40
360° Spatial Audio ANC Headphones
Premium Performance
Budget Perfected
Immersive 360°
6-Axis
Relative Positioning Sensor
360°
Sound Tracks Your Movement
5-Mic Array
Hybrid Dual-Feedback
Adaptive ANC Algorithm
Smart Scene Adaptation
Elevated Audio
Titanium Drivers
Deep Bass Performance
Dedicated Tweeter
Enhanced Transient Response
Adaptive EQ
Dynamic Tuning
Certified Excellence, Golden Trio:
* LDAC needs to be used with APP. The above data and algorithms are from HAYLOU Labs.
Precision Head Tracking
True Spatial Audio, Only Haylou S40
Spatial tracking with motion detection and sound localization - true 360° immersive audio.
-50 dB Smart Quiet Adapt
Silence Redefined
Haylou S40 headphones feature upgraded 5-mic adaptive hybrid ANC and enhanced isolation to neutralize noise within the 20-4000Hz frequency range. Instantly silence dorms, transit, flights, and more.
Deep ANC
Eliminates engine rumble & vibrations
Moderate ANC
Reduces chatter while preserving ambient cues
Adaptive ANC
Smart mid-frequency noise suppression
Transparency Mode
Hear your surroundings without removing earbuds
40+20mm
DualDriver System
Dual titanium-coated drivers with dedicated tweeters, adaptive EQ, and bass algorithms for pristine full-range clarity.
The Audiophile's Michelin Guide
DualDriver System
The Haylou S40 offers an audiophile-grade experience with a Hi-Res Audio Ecosystem, dual Gold Hi-Res certifications, and LDAC (990kbps, 96kHz/24-bit wireless audio) for uncompromising sound.
* The LDAC 990kbps bitrate is compared with the traditional 256kbps bitrate. LDAC is only supported on the Android OS.
* LDAC is disabled by default. When enabled via the APP, the earbuds will automatically restart.
* Spatial Audio and LDAC cannot be enabled simultaneously.
Bluetooth 6.0
Performance Beast
Flagship chipset ensures faster, more stable transmission with enhanced interference resistance and energy efficiency.
90-Hour Playback + 11% Boost
The Haylou S40 offers an audiophile-gradeReal battery life meets real needs. 10-Min Charge, 5-Hour Play. Stay powered through long trips. experience with a Hi-Res Audio Ecosystem, dual Gold Hi-Res certifications, and LDAC (990kbps, 96kHz/24-bit wireless audio) for uncompromising sound.
Pro-Grade Detachable Mic
Haylou S40 comes with a pro-grade detachable mic. The 360° supercardioid mic with 48kHz sampling rate ensures precise voice pickup and noise reduction for gaming, live streams, calls, and meetings.
PNC (Passive Noise Cancellation)
ANC (Active Noise Cancellation)
ANS (Ambient Noise Suppression)
Front-Focused Audio, Side Noise Reduced
OpenChat Mode
Tap to mute music and enhance ambient sound for instant conversations. Music auto-resumes post-chat.
Redesigned for Haylou S40 Excellence
Metal ear hooks with breathable cushions reduce eyewear pressure for comfort. Type-C cable handles audio/charging. Switch modes for premium sound.
High-quality Audio Cable
Studio Sound. Zero Loss
Protein Leather Earcups
Skin-Friendly & Breathable
Compact Fold
40% Less Space
Glasses-Friendly
Design Ergonomic All-Day Comfort
Smart App Customization
Tailor ANC depth, EQ presets, device names, and gaming mode in one tap.
Spatial Audio Setting
Noise Reduction Mode Setting
Game Mode Setting
Sound Effect Setting
Battery Level Display
More Settings
Pro Gaming Mode
The Haylou S40 features a Pro Gaming Mode with 80 ms ultra-low latency (Bluetooth 6.0) and spatial audio for precise sound localization.
Dual-Device Master
Switch seamlessly between two paired devices (phone + laptop)
HAYLOU Smart-Connect
Instant Pair, Zero Hassle
Noise-Canceling Button
ANC on / ANC off / Passthrough switching
Click the button
Volume button
Volume Up
Click the button "+"
Volume Down
Click the button "-"
Next Track
Press and hold the button "+"
Previous Track
Press and hold the button "-"
Power button
Power on/off
Long-press the button for 2s
Pairing Mode
Hold down for 5s when the device is powered off (to power on and forcefully enter)
Touch control area
Quick conversation mode
Press and hold to turn on/release to turn off (Disable during call)
Answer / Hang up
Double click
Play/Pause music
Double click
Reject a call
Press and hold for 1s
Haylou S40 Peak Performance
Packaging Display
Haylou S40 headphones x1
Type-C 2-in-1 cable x1
Detachable microphone x1
User manual x1
Product Parameters
Product name
HAYLOU S40 Wireless headphones
Wireless connection
Bluetooth 6.0
Bluetooth protocol
A2DP v1.3.2, AVRCP v1.6.2, HFP v1.8
Communication range
20 meters (barrier-free open environment)
Playtime
90 hours (ANC off)
Standby time
Approx. 180 days (ANC off)
Charging time
Approx. 2.5 hours
Charging interface
Type-C
Input parameters
5V == 1A
Battery type
Li-lon Polymer
Product size
195.3mm * 173.4mm * 83.7mm
Bluetooth protocols
A2DP / AVRCP/ HFP
Product color
Navy Blue / Beige
Accessories
Gaming-grade omnidirectional supercardioid microphone / smart Type-C 2-in-1 cable
Notes
* Headphone color may vary slightly under different lighting conditions and viewing angles. Actual product color prevails.
* All structural images shown are functional diagrams for reference only. The actual product structure may vary.
* Product images, diagrams, and specifications on this page are for reference only. Some parameters may vary due to environmental factors, device systems, and other factors. Actual product features prevail.
* The maximum -50 dB noise reduction depth is achieved by combining Active Noise Cancellation (ANC) and passive isolation. Actual performance varies depending on the individual's fit and environment. While ANC can reduce background noise by up to 99%, its effect is less noticeable on high-frequency sounds, such as voices and car horns.
* "Hi-Res Audio" (High-Resolution Audio) and "Hi-Res Audio Wireless" are certification standards set by Japanese audio authorities for high-quality sound reproduction.
* Double-press the ANC button to activate Adaptive Mode, optimizing ANC and audio compensation simultaneously.
* Up to 60 hours (ANC off, 50% volume). Lab tested by HAYLOU.Using LDAC increases power consumption, reducing playtime. Actual battery life depends on volume, audio source, environment, features used, and usage habits.
* Dual-device connection is currently unavailable on HarmonyOS devices due to compatibility issues.
* Lab tested by HAYLOU.Requires the Haylou Sound App. Actual latency may vary based on device and network conditions.
* Ensures lossless audio transmission and instant pairing for precise sound reproduction.
* Connect to two devices simultaneously; automatically switches audio between them.
* Enable in the App. Supports 360° immersive audio with 180° head tracking.
* Space audio and LDAC can not be turned on at the same time.
* Please download the APP according to the instruction guide.
