Klipsch
Klipsch - THX Surround Speaker - THX 8000 S
Klipsch - THX Surround Speaker - THX 8000 S
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Klipsch THX-8000-S – THX Ultra2 Certified In-Wall Surround Speaker (Sold per Piece)
Immersive THX Surround Performance, Discreetly Built Into Your Wall
- Sold individually – ideal for side or rear surround channels
- THX Ultra2 certified for true cinema-grade surround sound
- Dual 1" Titanium tweeters in a Wide Dispersion Surround Technology array
- 8" Cerametallic™ woofer delivering powerful, detailed mid-bass
- Designed for in-wall installation with paintable magnetic grille
- Wide coverage engineered to fill medium and large rooms with immersive effects
The Klipsch THX-8000-S is a high-performance in-wall surround speaker designed to deliver cinema-quality immersion while remaining visually discreet. As part of the Klipsch THX Ultra2 family, it meets the strict standards required for high-end home theaters—ensuring accurate, powerful and emotionally engaging surround effects.
🎵 Wide Dispersion Surround Technology (WDST®)
The THX-8000-S uses Klipsch’s Wide Dispersion Surround Technology, which combines:
- Two 1" Titanium dome tweeters angled for wide, even coverage
- A high-output 8" Cerametallic™ woofer for dynamic and articulate surround effects
This design ensures a broad soundfield that:
- Enhances ambient effects and envelopment
- Maintains directionality where needed
- Delivers consistent performance throughout the listening area
🎬 The Ideal Surround Solution for High-End Home Theater
Engineered for seamless integration with the Klipsch THX-8000-L and THX-1200-SW subwoofers, the THX-8000-S excels as:
- Side surround speaker
- Rear surround speaker
- Surround channels behind an acoustically transparent screen
Its in-wall sealed design ensures consistent performance regardless of room structure.
🏡 Room Size & System Pairing
- Room Size: Medium to large rooms (20–50+ m²)
- Amplification: 100–250 W recommended
- Ideal Pairing: Klipsch THX-8000-L (LCR) + Klipsch THX subwoofers
- Use Cases: Dolby Atmos, DTS:X or THX Ultra2 cinema environments
📐 Technical Specifications – Klipsch THX-8000-S (per piece)
- Speaker Type: THX Ultra2 certified in-wall surround speaker
- Tweeters: 2 × 1" Titanium dome tweeters (WDST® array)
- Woofer: 1 × 8" Cerametallic™ cone
- Frequency Response: 62 Hz – 20 kHz (±3 dB)
- Sensitivity: 92 dB @ 2.83V/1m
- Power Handling: 100 W continuous / 400 W peak
- Nominal Impedance: 8 Ω
- Enclosure Type: In-wall sealed cabinet
- Mounting: Dog-leg clamps for secure in-wall installation
- Grille: Paintable, low-profile magnetic grille
- Dimensions (W × H × D): 14.3" × 17" × 3.75" (363 × 432 × 95 mm)
- Weight: approx. 7.7 kg per speaker
- Finish: Black enclosure with white paintable grille
The Klipsch THX-8000-S delivers the ultimate surround performance for high-end home theaters. With its THX Ultra2 certified engineering, horn-loaded precision and wide-dispersion design, it creates a deeply immersive soundfield that brings movie soundtracks to life. Sold per piece.
These are the best in-wall surround back speakers I have used. The sound is clear, powerful, and very detailed, creating an amazing cinema experience at home. They blend perfectly into the wall and deliver great surround effects without taking up any space. Excellent quality and highly recommended.

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