M&K Sound IW150 In-Wall Speaker

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This award-winning design is the In-Wall equivalent of M&K Sound's S150 Series used on a daily basis as the preferred monitoring tool in hundreds of professional film and music recording studios around the world and in thousands of serious home entertainment systems.

Can there be any better choice than the speakers on which your favorite movies and music were actually created?

MK Sound In Wall SpeakerMK Sound In Wall Speaker

The M&K Sound In-Wall Loudspeaker

The M&K Sound Frameless Architectural In-Wall loudspeaker range consists of open baf?e designs as well as sealed box versions of the brand's popular satellite and on-wall models to provide wide ?exibility in terms of applications and acoustic preferences. The series maintains the sonic integrity that has made M&K Sound a legend for over four decades.

Unlike other In-Wall makers, M&K Sound employs the exact same drivers and crossover technologies found in our acclaimed professional and consumer reference monitors to deliver consistent sound coverage throughout the room for superior imaging in stereo and surround, even when the speakers are fitted in the ceiling.

M&K Sound drive units represent the culmination of decades of intensely focused transducer innovation.

Timbre Matching

The ambitious goal of the latest M&K Sound Architectural In-Wall range has been to counterbalance the inevitable acoustic consequences of reducing internal volume to 20


General Features

18.8 lbs / 8,5 kg
Black Satin
Grill Finish
White metal, paintable
Mounting Depth
3.74”, 95 mm
Grille Dimensions (HxW)
14.17 x 12.51”, 360 x 318 mm
Baffle Dimensions (HxW)
13.93 x 12.24”, 354 x 311 mm
Wall Cutout (HxW)
13.03 x 11.33”, 331 x 288 mm


4 ohm
Recommended Amplifier Power
2 x 5.25” Polypropylene
High Frequency Driver
3 x 1” Soft fabric dome
Frequency Response
80-20Khz +/-3dB
90 dB, 2,83V/1m