Comparison Ergo ST-2 vs Defender V9
Add to comparison | ![]() | ![]() |
|---|---|---|
| Ergo ST-2 | Defender V9 | |
| Outdated Product | Outdated Product | |
| TOP sellers | ||
| Speakers | kit 2.1 | kit 2.1 |
| Lines | 1 | 1 |
Specs | ||
| Frequency range | 60 – 18000 Hz | 20 – 18000 Hz |
| Speaker output | 11 W | 11 W |
| Front | 3 W/channel | 3 W/channel |
| Subwoofer | 5 W | 5 W |
| Speaker port tube | ||
Features | ||
| Functions | bass control | bass control |
| Connection | mini-Jack (3.5 mm) | mini-Jack (3.5 mm) |
General | ||
| USB port powered | ||
| Volume control | front | front |
| Speaker material | plastic | plastic |
| Subwoofer material | plastic | plastic |
| Front speaker size (WxHxD) | 75x95x80 mm | |
| Subwoofer size | 200x145x120 mm | |
| Color | ||
| Added to E-Catalog | january 2019 | october 2017 |
Compare Ergo ST-2 and Defender V9
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Glossary
Frequency range
The range of audio frequencies supported by acoustics. The wider this range — the fuller the reproduced sound, the lower the likelihood that some of these details at low or high frequencies will remain “behind the scenes”. At the same time, the human ear is able to hear frequencies of the order of 16 – 22,000 Hz, and with age, this range narrows even more. In modern audio equipment, especially at the top level, there may be more extensive ranges, but from a practical point of view, this does not make much sense. In addition, it is worth noting that a wide frequency range in itself does not guarantee high-quality sound — a lot also depends on the frequency response.





