Klipsch THX-504-L In-Wall Speaker (Each)

Engineered to bring real cinema sound to the comforts of home without taking up valuable floor space, the Klipsch THX® Ultra2 In-Wall speakers offer the ultimate performance in a hidden solution loudspeaker.

SKU: KLIPSCH-THX504L Categories: , ,



  • 1″ Titanium Diaphragm Compression Driver mated to a 90° x 90° square Tractrix® Horn
  • Four 5.25″ Fiberglass Cone Woofers
  • THX® Select 2 Certified
  • Cinema Quality Sound
  • Maximum Installation Reliability
  • Unlimited Flexibility
  • Edge-to-Edge Grilles


Delivers effortless dynamic range and brings superior sound to larger areas thanks to its highly regarded THX Select2 certification. It not only delivers consistent compelling audio to larger-sized rooms it also brings real cinema sound to the comforts of home without taking up any floor space.


Employs high output fiberglass woofers for powerful bass impact, while a 1-inch titanium tweeter mated to a new symmetrical pattern 90 x 90 square Tractrix® Horn generates flat in-room frequency response with high efficiency and low distortion.


This in-wall speaker also consistently delivers thrilling, realistic sound, whether it’s installed horizontally or vertically. It features sure-grip mounting dogs that provide even pressure against drywall for long- term installation reliability and includes a paintable grille that blends in perfectly with any decor.


Timbre matched to all of our THX-certified products, so you can mix and match to create an unbeatable, discreet stereo or home theater system that’s just right for you.


Covering the whole of the speaker makes painting the product both simpler and quicker. Premium Neodynium magnets make it easy to install and remove and ensure a secure and flush fit without any moving parts. The flat grill allows better harmonization with today’s modern interior designs and disappears into the background, enabling sound to take center stage.


System Type 2-way In-wall
Frequency Response 46 Hz – 20 kHz +/- 3dB
Power Handling 150W/600W
Recommended Amp Power 150W
Sensitivity 92 dB
Impedance 8 Ohms compatible
High-Frequency Driver 1” (2.5cm) Titanium diaphragm compression driver mated to 90° x 90° square Tractrix® Horn
High-Frequency Crossover 250 Hz & 2100 Hz
Low-Frequency Driver Four 5.25” (13.3cm) high-output, fiberglass cone woofers
Speaker Enclosure MDF & Aluminum motorboard /ABS frame
Enclosure Type Infinite baffle, front flush with the wall
Hole dimensions (mm/in, HxWxD) 27.25” (69.2cm) H x 6.5” (16.5cm) W
Dimensions 28.88” (733.55mm) H x 8.13” (206.50mm) W
Mounting Depth 3.52” (89.41mm)
Weight 18.3lbs (8.3kg)
Finish White paintable grill
Installation Kit IK-504-W
Cutout Dimensions 27.24” (691.90mm) L X 6.5” (165.10mm)


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