Ultra-Stable Connection
Bluetooth 6.0 ensures fast pairing and minimal latency for seamless playback.
- Free shipping
- 14-day easy returns
- Secure checkout
- Quality guaranteed
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Why customers love it
Immerse yourself in crystal-clear, high-fidelity sound
Experience audio redefined with the Harmonic N21 headphones, engineered for exceptional clarity and all-day comfort.
- Enjoy fast, stable connections via Bluetooth 6.0 technology.
- Switch seamlessly between punchy Bass and clear Vocal modes.
- Benefit from powerful audio delivered by a large dynamic driver.
- Enjoy crystal-clear communication with high-sensitivity microphones.
- Designed for portability with a convenient, foldable structure.
Elevate Your Listening Experience
Dynamic Audio Power
A large 40mm driver delivers impactful bass and crisp, detailed highs.
Clear Communication
High-sensitivity mics ensure your voice is heard clearly, even in noisy settings.
All-Day Comfort
Soft earpads and durable construction provide superior comfort for long listening sessions.
Technical Details
Key Specifications
Performance metrics at a glance.
- Bluetooth Version
- 6.0
- Driver Size
- 40mm Dynamic
- EQ Modes
- Dual (Bass & Vocal)
- Compatibility
- Android, iOS, Windows
Why Choose Harmonic N21?
Harmonic N21 vs. Standard Headphones
Discover the difference in audio fidelity.
Feature
Harmonic N21
Typical Budget Headphones
Connection Stability
Bluetooth 6.0 (Low Latency)
Standard Bluetooth (Potential Dropouts)
Sound Depth
40mm Dynamic Driver
Smaller, less impactful drivers
Audio Customization
Dual EQ Modes
Single fixed sound profile
Call Clarity
High-Sensitivity Mics
Standard microphones
Our worry-free shopping promise
If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.
Frequently Asked Questions
Get answers to your top questions.
Is the connection stable for gaming?
Yes, the Bluetooth 6.0 ensures a fast and stable connection, which is ideal for minimizing latency during gaming.
How do I switch between sound modes?
You can easily switch between the Bass Mode for punch or the Vocal Mode for clear vocals using the dedicated dual EQ modes on the device.
Are these headphones good for outdoor use?
While durable, they are best suited for indoor or controlled outdoor environments. Ensure you keep them clean and away from excessive moisture.
Are they compatible with all devices?
Yes, the Harmonic N21 is designed for universal compatibility across major platforms including Android, iOS, and Windows devices.
Shipping & returns
Shipping
- Delivers to Tyskland (based on your selected country/region).
- Estimated delivery: 3–15 business days after dispatch.
- Shipping cost: Free.
Returns
You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.