LCR
Three identical speakers can create a seamless front soundstage.
M&K SOUND · 300 SERIES · REFERENCE MONITOR
S300
A compact reference monitor with 93 dB sensitivity, triple-tweeter array and dual woofers, designed for transparent cinema playback.
REFERENCE MONITOR
RoleLCR / monitor
ArchitectureTriple tweeter + dual woofer
Sensitivity93 dB
Power25–500 W recommended
PRODUCT GALLERY
See the product from more than one perspective.
Official manufacturer imagery showing the enclosure, installation form or design detail.
WHY IT EXISTS
Small cabinet, serious monitoring intent.
The S300 continues the M&K monitor approach: compact sealed-style satellite thinking, strong dynamic capability and a front baffle designed for controlled, repeatable imaging.
Using three identical S300s across L/C/R creates a particularly coherent front stage when the screen and room allow it.
SYSTEM ROLE
Where it fits in a cinema.
Reference monitoring
The voicing is rooted in M&K’s long studio-monitor heritage.
Bass-managed architecture
Designed to hand deep bass to a dedicated low-frequency system rather than forcing the compact main cabinet to do everything.
ROOM DESIGN
Choose the room conditions before choosing the quantity.
Speaker heightAlign the acoustic centre appropriately behind the image.
CrossoverThe 60 Hz extension does not mean the speaker should be run without bass management in a cinema.
Amplification93 dB sensitivity helps, but reference peaks still require amplifier headroom.
PUBLISHED SPECIFICATION
Useful numbers, in context.
Frequency response60 Hz–22 kHz ±3 dB
Sensitivity93 dB / 2.83 V / 1 m
Impedance4 ohm
Recommended power25–500 W
Dimensions395 × 340 × 330 mm
Manufacturer specifications should be confirmed against the current data sheet before final project specification.
RELATED M&K Sound PRODUCTS
300 SeriesMP300A shallow on-wall member of the 300 Series for reference LCR or surround positions where cabinet depth matters.300 SeriesIW300An in-wall 300 Series option for rooms that want M&K reference voicing with no visible cabinet.150 SeriesS150The iconic compact M&K monitor updated with technologies derived from the S300 and designed for transparent cinema playback.
CONTINUE THE DESIGN PROCESS
Understand the room around the product.
MANUFACTURER REFERENCE
Confirm current product data before specification.
This page is a specialist design overview rather than a substitute for the manufacturer installation manual or current data sheet.
Official manufacturer information reviewed for this page.PROJECT-SPECIFIC ADVICE
Specify S300 in the context of the room.
Send the room dimensions, seating plan, screen width, target layout and intended listening level.