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HT4186-Q vs. Original HT4186 – What’s the Difference?
The easiest way to identify your model is to check the charging port on the headphones.
Easy Check
USB-C → HT4186-Q
Micro-USB → Original HT4186
Which Version Do I Have?
2025 UPGRADED VERSION
HT4186-Q
Charging port: USB-C
Headphones: NB16-Q
Transmitter: Audikast-3
View HT4186-QORIGINAL VERSION
HT4186
Charging port: Micro-USB
Headphones: NB16
Transmitter: Audikast Plus
View Original HT4186What’s Different?
| Feature | HT4186-Q | Original HT4186 |
|---|---|---|
| Version | 2025 upgraded | Original |
| Bluetooth | 5.3 | 5.0 |
| Main codec | aptX Adaptive | FastStream |
| Low latency | Less than 50 ms | Less than 40 ms |
| Playtime | Up to 20 hours | Up to 20 hours |
| Charging port | USB-C | Micro-USB |
| Volume boost | Up to +6 dB | Not available |
| Add a second pair | Yes | Yes |
What Are the Main Upgrades?
USB-C Charging
The HT4186-Q uses USB-C. The original HT4186 uses Micro-USB.
Up to +6 dB Volume Boost
The HT4186-Q transmitter can boost optical TV audio by up to +6 dB. The original HT4186 does not have this feature.
Newer Bluetooth and Codec
HT4186-Q: Bluetooth 5.3 with aptX Adaptive.
Original HT4186: Bluetooth 5.0 with FastStream.
What Stayed the Same?
- Up to 20 hours of headphone playtime
- Support for a second pair of headphones
- Low-latency wireless TV listening
Use the Guide for Your Exact Model
HT4186-Q: Use guides labeled HT4186-Q or NB16-Q.
Original HT4186: Use guides labeled HT4186 or NB16.
Still Not Sure Which Model You Have?
USB-C → HT4186-Q / NB16-Q
Micro-USB → Original HT4186 / NB16
You can also check the model information printed on the product label.
Need More HT4186-Q Help?
See all setup and troubleshooting guides for this product.
Still Need Help?
Contact the Avantree support team for additional assistance.
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