| Features & Benefits |
I |
III |
V |
IX |
IX H.T.C |
| Sound Recover
- Enjoy a fuller spectrum of audible sounds. |
✓ |
✓ |
✓ |
✓ |
✓ |
| UltraZoom
-Automatically zooms in on voices in front & cuts out noise from the sides & back. |
Essential |
Standard |
Advanced |
Premium |
Premium |
| NoiseBlock
-Eliminate annoying hearing. |
✓ |
✓ |
✓ |
✓ |
✓ |
| WhistleBlock
-Eliminate annoying whistling. |
✓ |
✓ |
✓ |
✓ |
✓ |
| SoundFlow
-Enjoy seamless automatic adaptation to all
Sound environments. |
|
Standard |
Advanced |
Premium |
Premium |
| ZoomControl
-Hear well when you can’t face the speaker. |
|
|
✓ |
✓ |
✓ |
| WindBlock
-Increase hearing comfort outdoors. |
|
|
✓ |
✓ |
✓ |
| EchoBlock
-Experience clear sound in environments with echo. |
|
|
|
✓ |
✓ |
| StereoZoom
-Zoom even closer on a person’s voice & reduce noise further. |
|
|
|
✓ |
✓ |
| Scratch-Free Shine
-Extremely durable of the high-tech ceramic housing provides a scratch-free shine that last for years |
|
|
|
|
✓ |
| Smooth Comfort
-The material quickly reaches & maintain body temperature, preventing perspiration |
|
|
|
|
✓ |
