Marshall Middleton Portable Bluetooth Speaker

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Product Specifications

Specification	Details
Driver Type	Dynamic
Frequency Range	50 Hz - 20,000 Hz
Drivers	Two 3” 15W woofers
	Two 3/5” 10W tweeters
	Two passive radiators
Adjustable Bass and Treble Controls	Fine-tune your music using the analogue controls on your speaker
Stereo/Mono	Stereo
Maximum Sound Pressure Level	87 dB SPL @ 1 m
Cabinet Principle	Sealed with passive radiator
Power Amplifiers	Two 20 W Class D amplifiers for the woofers
	Two 10 W Class D amplifiers for the tweeters
Battery Play Time	20+ hours
Battery Type	Built-in, rechargeable Li-ion battery
Quick Charging	20 minutes charge gives 2 hours of playtime
Charging Time	4.5 hours
Wireless Connectivity	Bluetooth 5.1
Wired Connectivity	3.5 mm input
Bluetooth Range	10 m / 30 ft
Customise Sound	Yes, on speaker and in app
Top Panel Controls	Multi-directional control knob: play/pause, skip track, volume control, on/off
	Bluetooth pairing button: connect to your device(s) and activate stack mode
	Battery and volume indicator
	Treble and bass controls
Wi-Fi	No
Microphone System	No
Voice Command	No
Compatible Apps	Marshall Bluetooth app
OTA (Over-the-Air) Software Updates	Yes
Guaranteed Product Software Security Support Until	February 2026
Dimensions	109 x 230 x 95 mm (4.29 x 9.06 x 3.74 in)
Weight	1.8 kg (4.0 lb)
Water Resistance	IP67
Included in the Box	Middleton speaker
	Detachable carry strap
	User manual and legal and safety information
	USB-A to USB-C charging cable

 

Overview

Marshall Middleton Portable Bluetooth Speaker Middleton utilises True Stereophonic (360° sound), a unique form of multi-directional stereo sound from Marshall. Keep the music going when your phone battery is low, charge your device on the move with Middleton’s trusty power bank feature. With a rugged IP67 dust and waterproof* build, a bit of rain and dirt won’t get under its skin. * IP67-Protected against dust and sand, and it has been tested to work for up to 30 minutes while under 1 m of water.
	MARSHALL SIGNATURE SOUND Carry the heaviest portable sound in your hand. This speaker is built with two 3/5” tweeters, two 3” woofers and two passive radiators in a quad-speaker set-up to ensure the ultimate immersive experience wherever you roam. Built-in Dynamic Loudness adjusts the tonal balance of the sound to ensure your music sounds brilliant at every volume.
TRUE STEREOPHONIC (360° SOUND) Middleton utilises True Stereophonic, a unique form of multi-directional sound from Marshall. Experience superior spatial and binaural sound that flows around you and fills any space. Indoors or out, take your speaker anywhere you like and be immersed in your music. This is absolute 360° sound.
	ICONIC & RUGGED DESIGN Middleton is equally at home in the festival mud or on your polished sideboard thanks to its iconic yet durable design. This speaker is your lifeline on the go, with a grabbable carry strap and trusty power bank capability.
20+ HOURS OF PORTABLE PLAYTIME Middleton keeps the music going with 20+ hours of portable playtime on a single charge. When you do need to charge, it only takes 4.5 hours to return Middleton to full power and you can quickly charge before you head out – only 20 minutes of charging gives you 2 hours of playtime. The next encore is never far away.
	DUST & WATERPROOF (IP67) This tough-as-nails speaker boasts an IP67 dust and waterproof design and can be submerged in 1 m of water for a period of up to 30 minutes. Middleton has a thick skin, so rain and dirt won’t get under it.