HSU ULS-15 MK2
$$$ FlagshipTrending Down
tldr; 15" sealed sub with extended bass. Tight, musical response. For those wanting sealed performance with serious output.
Check pricesSentiment Breakdown
69%Positive
Positive
69%Neutral
30%Negative
1%Based on 140 Reddit opinions
Strengths & Weaknesses
Scores based on sentiment analysis of topic-related comments
Key Features
- Balanced XLR inputs for higher-end and pro-audio setups
- Q control knob for adjusting the slope of the response
- Two operating modes (EQ1 for flat response, EQ2 for typical roll-off)
- High mid-bass headroom, averaging around 118 dB at 50 Hz and above
- Compact size for a 15-inch sealed subwoofer
- ?? 15" driver with 600W RMS
- ?? Tight sealed response
- ?? Reaches 18Hz in-room
Sentiment Over Time
What Redditors Actually Say
What Redditors Say
Best praise vs top criticism for HSU ULS-15 MK2
Best Praise
+24 pts“I always think my subs are big (Hsu VTF-15H) until I see a monstrosity such as this. If I ever get the space, JTR's are on my short list of subs to acquire. Enjoy your movie watching!”
r/hometheater
ViewTop Criticism
+1 pts“Thank you. I'd love two subs but the wife already hates the HSU. I might try to sell it and get a couple of smaller SVS 30OOmicros down the line. Until then how to I address 1-3 on your list?”
r/hometheater
View9 more quotes available below
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Frequently Asked Questions
Is the HSU ULS-15 MK2 worth buying?
15" sealed sub with extended bass. Tight, musical response. For those wanting sealed performance with serious output.
What do Redditors love about the HSU ULS-15 MK2?
Redditors highlight: ?? 15" driver with 600W RMS. ?? Tight sealed response. ?? Reaches 18Hz in-room.
What are the downsides of the HSU ULS-15 MK2?
Some criticisms include: "Thank you. I'd love two subs but the wife already hates the HSU. I might try to sell it and get a couple of smaller SVS 30OOmicros down the line. Until then how to I address 1-3 on your list?..."
How accurate are these ratings?
Our sentiment analysis is approximately 80-85% accurate compared to manual review. Products with more mentions (HSU ULS-15 MK2 has 140) tend to have more reliable scores.
140 Reddit opinions analyzed • Last updated 3/24/2026