We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Three white rectangular in-wall speakers with black grilles and visible silver tweeters

Goldwood Sound, Inc.

Goldwood Sound, Inc. HD-650 In-Wall 6.5" 3-Speaker Set

SKU CH-RWGC-RNHQ3

Three in-wall speakers with 6.5" woofers, pivoting tweeters and 30 Hz–22 kHz response for home theatre surround sound

  • TypeIn-Wall Speakers
  • 5" woven-fiber woofers deliver deep 30 Hz bass
  • Pivoting titanium tweeters extend detail to 22 kHz
  • Pressure Lock clamps to drywall with no hardware needed
  • 98 dB sensitivity works with 10–300 W receivers
  • Paintable grilles blend into any décor

In-Wall 6.5" 3-Speaker Set

This set provides a center channel plus front left and right speakers for a home-theater surround configuration. Each unit is a traditional passive design that draws power from your existing receiver or amplifier. The flush-mount housings sit low against the wall and can be painted to match the surrounding décor.

Thermals Noise and Power

Passive operation means the speakers generate no heat and add no fan noise to the listening room. Your amplifier must supply between 10 and 300 watts per channel into an 8-ohm load. The drivers deliver a frequency response of 30 Hz to 22 kHz at 98 dB sensitivity for full-range sound coverage.

Build Fit and Wiring

Installation uses a Pressure Lock Mounting System that clamps to drywall without separate hardware. Each speaker fits a rectangular cut-out of 7.28" x 10.71" and requires a mounting depth of 2.8". Overall dimensions are 8.54" x 12.01", and spring-loaded terminals accept raw speaker wire for a straightforward connection.

Highlights

  • 5" woven-fiber woofers deliver deep 30 Hz bass
  • Pivoting titanium tweeters extend detail to 22 kHz
  • Pressure Lock clamps to drywall with no hardware needed
  • 98 dB sensitivity works with 10–300 W receivers
  • Paintable grilles blend into any décor

Specifications

BrandAcoustic Audio
TypeIn-Wall Speakers

Questions about this item

How do I install the HD-650 speakers and what step do people often miss?

Cut a 7.28" x 10.71" rectangular hole with 2.8" mounting depth, then use the Pressure Lock Mounting System which clamps to drywall with no hardware needed; the step often missed is ensuring the clamps engage fully behind the drywall for a secure flush mount.

What maintenance or replacement will the HD-650 speakers need over time?

The removable grilles can be painted to match décor changes; the woven fiber woofers with butyl rubber surrounds and pivoting titanium tweeters are passive components with no user-serviceable parts, so no scheduled maintenance is required under normal use.

What limit appears first during sustained high-volume use of the HD-650 speakers?

The amplifier power must stay between 10 and 300 watts per channel; exceeding 300 watts risks thermal compression or driver damage, while the 98dB sensitivity at 8 ohms means loud levels are reached with modest power.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.