RTJ Audio

RTJ Audio started with the idea of combining audiophile technology with professional speaker technology to create speakers capable of the finest fidelity while delivering maximum dynamics. Careful engineering and the highest quality components are employed to achieve smooth sound, incredible detail, and seemingly limitless headroom.

Theater Design Company is an Authorized RTJ Audio Dealer in Washington State.  We work directly with RTJ to get your system specified and ordered.   Contact Us today for a detailed price quote on these amazing high-performance audio speakers.

We are an authorized RTJ Audio Dealer

RTJ Audio Models. 

  • RTJ 410 LCR Speakers
  • RTJ 110 Side and surround Speakers
  • RTJ 18SUB Single 18″ Subwoofer
  • RTJ 18SUB Dual  2 18″ Subwoofers
  • RTJ 18SUB Quad 4 18″ Subwoofers

Theater Design company specializes in high-end residential and commercial projects with low overhead and high attention to detail we are generally the best fit for discerning customers who want the ultimate in audio and video performance.   We also love to take on difficult and challenging projects and are able to offer unique solutions.  Our private showroom displays the newest technology and highlights many key products we provide.  Feel free to contact us for a private showing or take a look at our extensive youtube videos for further information.

Contact Theater Design Company if you are looking to purchase from an RTJ Audio Dealer in the following areas: Seattle, Bellevue, Redmond, Kirkland, Bothell, Tacoma, Issaquah, Bainbridge Island, Mercer Island, Gig Harbor, Sammamish, Olympia, Renton, Puyallup, Kent, Auburn, Edmonds, Mukilteo, Lakewood, Federal Way, Shoreline, Tukwila, Milton, Spanaway, Tumwater, Bonney Lake, Maple Valley, Vashon, North Bend, University Place, Mountlake Terrace, Lacey, Fall City, Medina, Port Orchard, Black Diamond, Lake Forest Park, Enumclaw, Fox Island, Seahurst, Southworth, Steilacoom, Carnation, Yelm, Sumner, Orting, Buckley, Seabeck, Fife, Roy, Pacific, Eatonville, Redondo