Power Amps

• Staff blog

  

  2026/02/19

  One of the key points to consider when selecting a power amplifier is whether or not it has a "DSP (Digital Signal Processor)" function. In this blog, we'll explain in detail what a power amplifier "DSP" specifically does, as well as the advantages and disadvantages of models with and without DSP. Be sure to check it out!
  
  [Ask Now!] What on Earth Is a DSP (Digital Signal Processor)? ~Power Amplifier Edition~
  Recommended Power Amplifiers with DSP
  

• [Up to 20% Cashback] CLASSIC PRO Recommended PA Items 10% Bonus Points Coupon

  

  2026/02/13

  Sound House presents a 10% bonus points coupon on recommended PA items from our professional audio brand, “CLASSIC PRO”! This is your chance to save on a wide range of essential gear for music events: microphones, wireless systems, mixers, processors, power amplifiers, speakers, and portable PA systems (simple PA). Combined with the 10% campaign points, you can receive up to 20% back! Don't miss this opportunity!
  
  ■ Period: Until Saturday, February 28, 2026
  ■ Coupon Code: 344814
  ■ Eligible Products
  ※ Only in-stock items are eligible

• [Limited Time Offer] 10% Bonus Points Coupon for Select Power Amplifiers!

  

  2026/01/17

  We're offering a 10% bonus points coupon for power amplifiers from our recommended PA brands, "CLASSIC PRO," "BEHRINGER," "QSC," and "SAMSON"!
  This coupon covers a wide range of products, from ultra-compact models with Bluetooth receivers to high-quality models equipped with the latest DSP. Don't miss this opportunity!
  
  ■ Period: Until Sunday, February 15, 2026
  ■ Coupon Code: [837682]
  ■ Eligible Products: List of Recommended Power Amplifiers
  *Applies to in-stock items only.

• Yamaha PA Speakers and Power Amplifiers 3+1 Campaign!!

  

  2025/12/01

  The "3+1 Campaign" for Yamaha PA speakers and power amplifiers is now underway! Eligible products include the powered speakers "DHR/DBR Series," passive speakers "CHR/CBR Series," and power amplifiers "PX Series" for PA/SR applications.
  Customers who purchase three units of the same eligible model in a single order during the campaign period will receive one additional unit of the same model for free!!
  The campaign runs until Tuesday, March 31, 2026. Don't miss this opportunity!
  
  ■ Click here for the 3+1 Campaign Product Page
  
  ■ Eligible Models
  Powered Speakers: DHR15M, DHR15, DHR12M, DHR12, DHR10
  Passive Speakers: CHR15M, CHR15, CHR12M, CHR12, CHR10
  Powered Speakers: DBR15, DBR12, DBR10
  Passive Speakers: CBR15, CBR12, CBR10
  Power Amplifiers: PX10, PX8, PX5, PX3
  
  ■ Implementation Period
  Orders placed from Monday, December 1, 2025 to Tuesday, March 31, 2026
  *Due to limited quantities, this offer will end once the planned quantity is reached. Please note this in advance.

• CROWN “XLS1502” Limited-Quantity Special Price Campaign!

  

  2025/11/12

  CROWN’s high-performance DSP-equipped, high-fidelity, ultra-lightweight power amplifier “XLS1502” is now available at a limited-quantity special price!
  Configure amplifier modes and crossover settings on the large, easy-to-read LCD. Its high-output 300 W × 2 (8 Ω) Class-D amplifier efficiently drives main speakers and subwoofers that demand high volume and powerful impact. This is your chance to get the coveted CROWN sound at great value. Don’t miss out!
  
  CROWN / XLS1502
  ※Sales will end once the planned quantity is reached, even during the promotional period.

• QSC Mixers, Power Amplifiers, and Speakers—Limited-Time Sale!

  

  2025/11/05

  Popular QSC digital mixers, power amplifiers, and passive speakers—renowned for their sleek design and high sound quality—are now available at special, limited-time prices!
  The TouchMix Series digital mixers pack large-console-level functionality into a compact form factor, supporting multitrack recording and wireless control. It’s a compelling digital mixer packed with features to satisfy professionals with diverse needs, yet it also offers simple operation that even less experienced users can quickly master.
  The GX Series power amplifiers feature a lightweight design for easy transport and setup, delivering clear, powerful sound. They incorporate the GX Series-exclusive “GuardRail” protection circuit, which prevents issues caused by overheating or distortion before they occur. Offering affordable yet high-quality performance, these amplifiers excel in a wide range of applications from live events to permanent installations. The GXD Series is the flagship power-amplifier line, incorporating high-quality DSP. It delivers powerful sound through a high-efficiency Class D amplifier. Flexible adjustments are possible to suit the usage environment, including EQ, crossover, limiter, and multi-routing options. It features an LCD display enabling intuitive operation and supports speedy setup.
  The “E Series” is a line of passive speakers boasting ample power handling, high reliability, and excellent sound quality. Featuring a painted birch-wood enclosure and a sturdy speaker grille protecting the woofer unit, they deliver outstanding durability.
  Quantities are limited, so please take advantage of this opportunity.
  
  
  ■ QSC Limited Special Price List

• 10% OFF Coupon for Recommended BEHRINGER Items

  

  2025/10/01

  We’re offering a 10% OFF coupon for BEHRINGER mixers, power amplifiers, PA speakers, studio monitors, and portable PA systems—all known for their excellent value and reliability!
  This is a great opportunity to save on new purchases or upgrades for your fall and year-end events! Don’t miss out!
  
  ■ Valid from October 1st (Wed) to October 31st (Fri), 2025
  ■ Coupon Code: 396295
  ■ Eligible Categories
  PA Speakers
  Studio Monitors
  Power Amplifiers
  Mixers
  Portable PA Systems
  *This offer is valid only for in-stock items.

• 【Limited Time & Quantity】Get a FREE Rack Case with QSC Power Amplifiers "GX Series" or "GXD Series"!

  

  2025/09/08

  Purchase the popular QSC power amplifiers "GX Series" or "GXD Series" during the campaign period and receive a CLASSIC PRO/CPA02M rack case!
  The GX Series features a lightweight design for easy transport and setup, with clear, powerful sound. It incorporates the GX Series–exclusive "GuardRail" protection circuit, which prevents issues caused by temperature rise or sound distortion. Offering excellent value for money, it excels in a wide range of applications from live gigs to permanent installations.
  The GXD Series is our flagship power-amplifier line with high-quality built-in DSP. It delivers powerful sound through highly efficient Class D amplification. Flexible adjustments such as EQ, crossover, limiting, and routing allow customization for any environment. An intuitive LCD enables quick setup.
  This is a limited-time campaign, so please take advantage of this opportunity.
  
  ■ Eligible Products
  GX3
  GX5
  GXD4
  GXD8
  
  ■ Gift Item
  CLASSIC PRO/CPA02M
  
  ■ Campaign Period
  Monday, September 8, 2025 to Wednesday, October 15, 2025
  *May end early if the allocated quantity is reached.

• [Up to 20% Back] Extra 10% Reward Points Coupon on Recommended PA Items!

  

  2025/09/02

  We’ve prepared a special coupon offering an additional 10% in reward points on selected recommended PA items!
  Eligible in-stock items include PA speakers, mixers, power amplifiers, processors, and portable PA systems from CLASSIC PRO, BEHRINGER, Soundcraft, dbx, SAMSON, QSC, CROWN, and WARM AUDIO.
  Take advantage of this great deal while it lasts!
  
  ■ Period: September 2 (Tue) – September 30 (Tue), 2025
  ■ Coupon Code: [369664]
  ■ Eligible Items: Recommended PA Items List
  PA Speakers: CLASSIC PRO, BEHRINGER, QSC
  Power Amplifiers: CLASSIC PRO, CROWN, BEHRINGER, QSC
  Processors: CLASSIC PRO, dbx, WARM AUDIO
  Mixers: CLASSIC PRO, Soundcraft
  Portable PA Systems: CLASSIC PRO, BEHRINGER, SAMSON
  Note: Applies to in-stock items only.

• Coupon for a 10% point increase on outlet specials!

  

  2025/04/23

  A 10% point-up coupon is now being distributed for outlet special-price items available at Sound House! It's a great chance to get even better deals on budget-friendly items like display clearance products, manufacturer-refurbished goods, and items without original packaging—including guitars, basses, microphones, speakers, and keyboards. Don't miss this opportunity!
  
  ■Contents: 10% point increase coupon for outlet items
  ■Campign Period: Until May 7, 2025 (Wed.)
  Coupon code: [650519].
  ■List of Eligible Outlet Products