HiFi SPECS

Powered Bookshelf speaker · Released 2022

Marshall Stanmore III

10 of 10 specs confirmed at the source Confirmed means we found the value on the maker's own page or spec sheet. Reported means it comes from a listing or a review site. Unverified means we have not confirmed it at the source yet. Updated Oct 21, 2026

Configuration
2-way
Frequency response
45 Hz to 20 kHz
Weight
9.4 lb
Power type
Powered (Active)
Enclosure type
Ported (Bass Reflex)
Connectivity
Bluetooth, RCA, 3.5 mm jack
Check price on Amazon

About $400.

On the bench Response trace, stylized
As reviewed Marshall Stanmore III
20 Hz 100 1k 10k 20k

Compared across 175 speakers in our database.

At a glance

Marshall Stanmore III in 4 facts

  • Type: Powered bookshelf speaker
  • Frequency response: 45 Hz to 20 kHz
  • Configuration: 2-way
  • Weight: 9.4 lb

Datasheet

The numbers

Power type
Powered (Active) Confirmed on the maker's page Source
Configuration
2-way Confirmed on the maker's page Source
Frequency response
45 Hz to 20 kHz Confirmed on the maker's page Source
Distortion (THD)
Not published by the maker
Crossover frequency
Not published by the maker

Cabinet

Cabinet & connections

Enclosure type
Ported (Bass Reflex) Confirmed on the maker's page Source
Connectivity
Bluetooth, RCA, 3.5 mm jack Confirmed on the maker's page Source
Removable grille
Not published by the maker
Port location
Not published by the maker
Port tuning frequency
Not published by the maker
Magnetically shielded
Not published by the maker

Physical

Dimensions, weight, placement

Height
8 in 203 mm Confirmed on the maker's page Source
Width
13.8 in 350 mm Confirmed on the maker's page Source
Depth
7.4 in 188 mm Confirmed on the maker's page Source
Weight
9.4 lb 4.3 kg Confirmed on the maker's page Source
Colors
Black Cream Brown Confirmed on the maker's page Source

Availability

Where to buy

about $400
Check price on Amazon
1 year warrantyManufacturer coverage

We don't show live prices. This is our editorial price tier, last checked Nov 9, 2026. As an Amazon Associate, HiFi Specs earns from qualifying purchases. Our scores and reviews are never influenced by affiliate partners.

Marshall Stanmore III Check price