Marshall Stanmore III Wired Connectivity Home Speaker with Bluetooth 5.2 & RCA or 3.5mm Input

  • Rugged & Portable: Stanmore III delivers powerful, room-filling sound in a compact home-speaker form that fits effortlessly into any living space while maintaining solid build quality.
  • Marshall Signature Sound: Re-engineered with outward-angled tweeters and updated waveguides, Stanmore III produces a wide, immersive soundstage with crisp highs, balanced mids, and controlled bass.
  • True Stereophonic (360° Sound): The enhanced stereo separation creates a consistently solid and expansive sound that fills the room, delivering an immersive listening experience from every angle.
  • 50+ Hours Playtime: Dynamic Loudness intelligently adjusts tonal balance at any volume level, ensuring your music sounds rich and clear whether you’re listening quietly or turning it up.
  • Dust & Water-Resistant (IP54) with Charging Bank: With Bluetooth 5.2, RCA input, and a 3.5 mm input, Stanmore III makes connecting and controlling your sound effortless, offering flexible wired and wireless listening options.
As low as ₹. 34,499.00 was ₹. 41,999.00
Availability: In stock
Model Number
MS-STMR3
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Marshall Stanmore III Wired Connectivity Home Speaker with Bluetooth 5.2 & RCA or 3.5mm Input

Stanmore III has an even wider soundstage than its predecessor, delivering home-filling Marshall signature sound re-engineered for a more immersive experience. The two-way driver system delivers a heavy yet balanced sound with crisp, soaring treble and controlled bass that really roars. Easily connect to this speaker using Bluetooth, RCA or 3.5 mm input and get listening. Designed and engineered in Sweden. Made in China.

Re-engineered Wider Stereo Soundstage

Experience a wider stereo soundstage engineered to deliver immersive, room-filling audio.

Pair, Play & Turn It Up

Simply pair your device, press play, and enjoy powerful Marshall sound instantly.

Next-Generation Bluetooth

Equipped with Bluetooth 5.2 and ready for Bluetooth LE Audio for stable and seamless wireless streaming.

Iconic Design That Stands Apart

Timeless Marshall design combined with iconic sound that elevates any living space.

A More Sustainable Approach

Designed with a more sustainable approach using up to 70% eco-conscious components.

Connect & Control

Control your sound using analogue knobs on the speaker or through the Marshall Bluetooth app.

Quick Specs

  • Model Name: Stanmore III
  • Speaker Type: Wired Speaker
  • Wireless Connectivity: Bluetooth 5.2
  • Wired Connectivity: RCA / 3.5 mm Input
  • Frequency Range: 45–20,000 Hz
  • Maximum Sound Pressure Level: 97 dB @ 1 m
  • Amplifiers: 1 × 50W Woofer, 2 × 15W Tweeters
  • Cabinet Principle: Bass-reflex
  • Colour Options: Black, Cream, Brown
  • Product Dimensions: 35W × 20.3H × 18.8D cm
  • Item Weight: 4.25 kg
  • Control Method: App & On-Speaker Controls
  • Power Source: AC (100–240 V, 50–60 Hz)
  • Included Components: Stanmore III Speaker, User Manual, Mains Lead
  • Compatible App: Marshall Bluetooth App (iOS & Android)

The Marshall Stanmore III delivers powerful, immersive home audio with iconic design, advanced connectivity, and precise sound control—perfect for premium indoor listening.

More Information
Product Name Marshall Stanmore III Wired Connectivity Home Speaker with Bluetooth 5.2 & RCA or 3.5mm Input
Technical specs
Specification Details
Key Features
Re-engineered Wider Stereo SoundstageHome-filling Marshall signature sound with outward-angled tweeters and updated waveguides for a more immersive experience
Pair, Play & Turn It UpSimple pairing and instant playback with all essential controls directly on the speaker
Next-Generation BluetoothBluetooth 5.2 with readiness for future Bluetooth LE Audio updates via OTA
A More Sustainable ApproachPVC-free construction made with 70% recycled plastic and vegan materials
Connect & ControlSeamless connectivity using Bluetooth 5.2, RCA input, or 3.5 mm input
Audio Specifications
Frequency Range45–20,000 Hz
Adjustable Bass & Treble ControlsFine-tune your sound using analogue knobs on the speaker
Stereo / MonoStereo
Maximum Sound Pressure Level97 dB @ 1 m
Cabinet PrincipleBass-reflex
Power Amplifiers
Woofer Amplifier1 × 50 W Class D
Tweeter Amplifiers2 × 15 W Class D
Controls & Connectivity
Wireless ConnectivityBluetooth 5.2, ready for Bluetooth LE Audio
Wired Connectivity3.5 mm Input / RCA Input
Bluetooth Range10 m / 30 ft
Top Panel ControlsSource, Volume, Bass, Treble, Play/Pause, Skip, Power Switch
Wi-FiNo
Microphone SystemNo
Voice CommandNo
Physical Unit
Weight4.25 kg / 9.37 lb
Width350 mm / 13.78"
Height203 mm / 8.00"
Depth188 mm / 7.40"
Water ResistanceNo
Available ColorsBlack, Cream, Brown
MaterialPlastic
Power
Power SourceAC
Mains Input Voltage100–240 V
Mains Frequency50–60 Hz
Network Standby Power ConsumptionNo
In the Box
Box ContentsStanmore III Speaker, User Manual & Legal/Safety Information, Mains Lead
Brand & Miscellaneous
BrandMarshall
Model NameStanmore III
Speaker TypeWired Home Speaker
Amplification TypeActive
Recommended UsageIndoor home audio listening
Compatible AppMarshall Bluetooth App (iOS & Android)
OTA Software UpdatesYes
Model Number MS-STMR3