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Marantz Model M4 8-Channel 4-Zone Distribution Amplifier with HEOS

Regular price $3,499.00
Sale price $3,499.00 Regular price
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Marantz Model M4 4 Zone Streaming Integrated Amplifier Overview

Product Information

Model: MODELM4/EX1B | UPC: 747192142636


What's In The Box

Product Information

Model: MODELM4/EX1B | UPC: 747192142636

Distribution Done Differently

MODEL M4 is an innovative and intelligent take on traditional distribution amplifier designs. With 100W per channel and no decrease in power even with all channels driven, MODEL M4 delivers superb Marantz sound throughout your home and gives you control over four zones with four independent HEOS streams.


  • Marantz Musical Digital Filtering (MMDF)
  • TV Sound Grouping
  • 12V Trigger Out Per Zone and Bridge Mode
  • Perfectly sized for rack mounted design and active cooling, rack kit included

Power Where You Need It

MODEL M4 delivers enough power to drive speakers across four rooms in your home. For even morepower, use Bridge Mode which offers up to 4 x 200W of output.

Any Sound, Anywhere

Stream your favorite music or TV audio, independently or grouped, in four different rooms with MODELM4’s four built-in HEOS modules.

Fully Featured, Fully Flexible

With all the onboard features every integrator could need, MODEL M4 is extremely robust, easy to use, and flexible, making multi-room effortless.

Engineered for High-Resolution

Whether it’s using streamed services, your network, optical digital, or USB, with MODEL M4 you’ll experience your sound with the high resolution it deserves.

Marantz Musical Digital Filtering

MMDF is a unique and sophisticated digital filtering technology that reveals the natural detail and tonality in sound.

High Power, Low Distortion, High Efficiency

Eight channels of 100W, which can be bridged to deliver four channels of 200W, provide the high power, low distortion, and high efficiency your audio setup demands. 

Flexible Subwoofer Outputs

MODEL M4’s four dedicated subwoofer outputs ensure it’s fully equipped to deliver sound with room filling scale to any area of your home.

Elegant Industrial Design

MODEL M4 is robust enough to be used in rackmount applications, yet elegant enough to blend into any home.

*Please Note: Apple Music is not compatible with the HEOS App. To use Apple Music, please utilize Airplay 2 or Bluetooth connection options.


  • Amplifier
    • Power Amplifier Rated output & THD (8ohm): 8 X 100 W (8Ω/ohms, 20 Hz to 20kHz, T.H.D. 0.05%)
    • Power Amplifier Rated output & THD (4ohm): 8 X 125 W (4Ω/ohms, 1 kHz, T.H.D. 0.1%)
    • Frequency Response: 20 Hz to 20 kHz : ±1 dB
    • Connected loudspeaker Impedance: 4 – 16 Ω/ohms
  • Audio Inputs / Outputs
    • Loudspeaker Binding Posts: 4-way binding posts
    • Digital Inputs: TOSLINK (4)
    • Analog Inputs: RCA L/R (4)
    • Preouts: RCA L/R (4)
    • Subwoofer Out: RCA Mono (4) (Selectable)
  • Audio Options
    • Channel Assignments: Stereo (Default), Dual Mono
    • Volume Limit: 80-100%
    • Balance: -15dB to +15dB
    • Adjustable High Pass / Low Pass Filters: 40-250 Hz / 40-120 Hz
    • EQ: Bass, Treble -5dB to +5dB
    • Sound Modes: Stereo, Direct, Virtual, Dialog Enhancer, Night Mode
    • TV Sound Grouping: Yes
  • Audio Format Support
    • Decoding: Dolby Digital +, Dolby Digital, LPCM, DSD
    • Stereo PCM / Multi-channel PCM: Yes / Yes
  • Stereo File Formats (HEOS network share or USB)
    • WMA: up to and including 192 kbps
    • AAC & MP3: up to and including 320 kbps
    • WAV, ALAC, FLAC: up to and including 24-bit/192kHz
    • DSD: 2.8 MHz, 5.6MHz
  • Streaming Technologies
    • Bluetooth Receive: N/A
    • Bluetooth Transmit: N/A
    • AirPlay: AirPlay 2
    • Spotify: Spotify Connect
  • Music Services and Sources
    • Music Services Supported (HEOS, subject to change and local availability): Pandora, Spotify, TuneIn, SiriusXM, Amazon Music, Tidal,  Tidal HiRes, iHeartRadio, Deezer,  Deezer HiFi, Mood:Mix, Sony Hi-Res, AWA, QPlay, SoundCloud
    • Music stored on mobile device: Yes (iOS, Android or Kindle Fire)
    • NAS (Network Attached Storage): Network share
    • USB Storage Device Playback: Yes (4) (FAT32, NTFS formatted drives)
  • Networking & Control
    • Wired Connectivity: Ethernet (2)
    • Wireless Connectivity: N/A
    • IR Input: N/A
    • IR Learning: N/A
    • Control System Compatibility via TCP/IP: Crestron, Control4, AMX
    • HEOS App: iOS, Android, Kindle Fire
    • Trigger Output DC 12V: Yes (4)
  • General
    • Product Color: Black
    • User Interface
      • Reset Button
      • Front Power Switch
      • Rear Power Switch
    • Dimensions (W x D x H): 17.4" x 16.34" x 4.17"
    • Weight: TBD

What's In The Box

  • Model M4 8-Channel 4-Zone Distribution Amplifier with HEOS
  • Optical Cable
  • Power Cord
  • Manual

*Please Note: Apple Music is not compatible with the HEOS App. To use Apple Music, please utilize Airplay 2 or Bluetooth connection options.

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