MODEL M4 is a four-zone, rack-mountable distribution amplifier engineered to offer superb Marantz sound from a wide range of streamed music services, locally connected music sources, and your TV.
Crafted in Shirakawa, Japan
8 Channels
100 Watts per Channel
Four Zones
Dolby Digital
HEOS Built-in
Amplifier
Power Amplifier Rated output & THD (8 ohm)8 X 100 W (8 Ω/ohms, 20 Hz to 20 kHz, 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 Response20 Hz to 20 kHz : ±1 dB
Connected loudspeaker Impedance4 – 16 Ω/ohms
Audio Inputs / Outputs
Loudspeaker Binding Posts4-way binding posts
Digital InputsTOSLINK (2)
Analog InputsRCA L/R (4)
PreoutsRCA L/R (4)
Subwoofer OutRCA Mono (4) (selectable)
Inputs Audio Options
Channel AssignmentsStereo (Default), Dual Mono
Volume Limit80-100%
Balance-15dB to +15dB
Adjustable High Pass / Low Pass Filters40-250 Hz / 40-120 Hz
EQBass, Treble -5dB to +5dB
Sound ModesStereo, Direct, Virtual, Dialog Enhancer, Night Mode
TV Sound GroupingYes
Audio Format Support
DecodingDolby Digital, LPCM, DSD
Stereo PCM / Multi-channel PCMYes / 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 ReceiveN/A
Bluetooth TrasmitN/A
AirPlayAirPlay 2
SpotifySpotify 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 deviceYes (iOS, Android or Kindle Fire)
NAS (Network Attached Storage)Network share
USB Storage Device PlaybackYes (4) (FAT32, NTFS formatted drives)
Networking & Control
Wired ConnectivityEthernet (2)
Wireless ConnectivityN/A
IR InputN/A
IR LearningN/A
Control System Compatibility via TCP/IPCreston, Control4, AMX
HEOS® AppiOS, Android, Kindle Fire
Trigger Output DC 12VYes (4)
General
Product ColorBlack
User InterfaceReset button, Front power button, Rear power switch
Dimensions (W x D x H) Inches16.34 x 4.17 x 17.4
Dimensions (W x D x H) mm415 x 106 x 442
Weight (lbs)-
Weight (kg)
