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Eight small black cube speakers with mounting brackets visible

Acoustic Audio

Acoustic Audio AA321B 8 Speaker Set 1600 Watts Black

SKU CH-FF6H-C83NA

Eight mountable passive speakers deliver 1600 W total power with 2.5″ woofers and 150 Hz–20 kHz response for surround or whole-house audio

  • TypeOn-Wall Speakers
  • Ready for surround sound with eight included speakers
  • Full-range audio from 150 Hz to 20 kHz
  • Efficient 88 dB sensitivity at 8 ohms
  • Compact 3.5" x 3.5" x 4.5" cabinets fit any room
  • Works with amps from 20 to 200 watts per channel

Eight-Speaker Home Audio Set

The Acoustic Audio AA321B delivers eight passive on-wall speakers designed for whole-house audio or surround-sound systems. Each unit uses a 2.5" polypropylene woofer in a sealed ABS cabinet to cover 150Hz-20 kHz at 88dB sensitivity. Spring-loaded terminals accept raw speaker wire for simple amplifier connection. The compact 3.5" x 3.5" x 4.5" footprint suits discrete placement in living rooms, offices or retail spaces.

Upgrading from Soundbars or Two-Channel Stereo

This set replaces a basic soundbar or stereo pair when you need true multi-room coverage or a 5.1 to 7.1 surround layout. The jump is worth it if your receiver has at least four channels rated 20-200 watts each and you want consistent timbre across every zone. It will not satisfy buyers who want powered speakers, wireless streaming or outdoor-rated enclosures.

Mounting and Wiring Considerations

Omni-directional brackets and hardware are included for quick wall installation on standard studs or drywall anchors. Speakers are passive, so you must run CL3 or raw speaker wire from each location back to the amplifier. The most common issue is under-powering channels below 20 watts, which reduces dynamics, or exceeding 200 watts, which risks driver damage.

Highlights

  • Ready for surround sound with eight included speakers
  • Full-range audio from 150 Hz to 20 kHz
  • Efficient 88 dB sensitivity at 8 ohms
  • Compact 3.5" x 3.5" x 4.5" cabinets fit any room
  • Works with amps from 20 to 200 watts per channel

Specifications

BrandAcoustic Audio by Goldwood
TypeOn-Wall Speakers

Questions about this item

What size mounting brackets and hardware come with the AA321B speakers?

The set includes eight speakers with omni-directional mounting brackets and all necessary hardware for on-wall installation. Each speaker measures 3.5" x 3.5" x 4.5" and fits the supplied brackets.

How do I wire the spring-loaded connectors on these passive speakers?

Connect raw speaker wire from your amplifier or receiver to the spring-loaded terminals on each speaker. Use CL3 or standard speaker wire and ensure your amp delivers between 20 and 200 watts per channel.

Will the polypropylene woofers or cabinets need replacement over time?

The 2.5" polypropylene woofers and sealed ABS cabinets are built for long-term indoor use. The product carries a lifetime warranty against manufacturer defects, so no scheduled maintenance or replacement is required.

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