Marantz Model M4 Wireless Streaming Amplifier

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.

Features

Crafted in Shirakawa, Japan

100 Watts per Channel

Dolby Digital

8 Channels

Four Zones

HEOS Built-in

Distribution Done Differently

MODEL M4 offers an innovative and intelligent take on traditional distribution amplifier designs. A rack-mountable distribution amplifier for dedicated music lovers, it delivers superior sound from a wide range of streamed music services, locally connected music sources, and your TV (via the Optical inputs). MODEL M4’s industrial design complements the latest generation of Marantz Hi-Fi and AVR products. It has been carefully engineered to deliver the extreme robustness, simple control functionality, and flexible configuration that is essential to successful home integration.

MODEL M4

Power Where You Need It

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

Any Sound, Anywhere

Stream your favourite music or TV audio (via the Optical inputs), independently or grouped, in four different rooms with MODEL M4’s four built-in HEOS modules.

Fully Features, 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.

Search for Songs Across Platforms

HEOS® Built-in has a search feature that lets you find and stream from the world’s leading music platforms, including TIDAL, Pandora, and Amazon Music HD.

Your Whole Home in One Place

HEOS-enabled devices allow you to control multiple rooms, all with the HEOS app.

Hi-Resolution Streaming

Use your HEOS-enabled Marantz devices to access high-resolution music streaming and discover a whole new way to love your favourites.

Key Technologies

Spotify

HEOS Built-In

DSD Support

Deezer

iHeart Radio

Pandora

Sirius XM

TIDAL

Specifications

Amplifier

Power Amplifier Rated Output & THD (8 Ohm) 8 X 100 W (8 Ω, 20 Hz to 20 kHz, THD 0.05%)

Power Amplifier Rated Output & THD (4 Ohm) 8 X 125 W (4Ω, 1 kHz, THD 0.1%

Frequency Response 20 Hz to 20 kHz (±1 dB)

Connected Loudspeaker Impedance 4 – 16 Ω

Audio Inputs / Outputs

Loudspeaker Binding Posts 4-Way Binding Posts

Digital Inputs TOSLINK (2)

Analogue Inputs RCA L/R (4)

Subwoofer Out RCA Mono (4) (Selectable)

Audio Input Options

Channel Assignments Stereo (Default), Dual Mono

Volume Limit 80-100%

Balance -15 dB to +15 dB

Adjustable High Pass / Low Pass Filters 40-250 Hz / 40-120 Hz

EQ Bass, Treble -5 dB to +5 dB

Sound Modes Stereo, Direct, Virtual, Dialogue 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 iIncluding 320 kbps, WAV, ALAC, FLAC: Up to and Including 24-bit/192 kHz, DSD: 2.8 MHz, 5.6 MHz

Streaming Technologies

Bluetooth Receive N/A

Bluetooth Transmit N/A

AirPlay AirPlay 2

Spotify Spotify Connect

Music Services & 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 Creston, Control4, AMX

HEOS® App iOS, Android, Kindle Fire

Trigger Output DC 12 V Yes (4)

General

Product Colour Black

User Interface Reset Button, Front Power Button, Rear Power Switch

Dimensions (W x D x H) 415 x 106 x 442 mm / 16.34" x 4.17" x 17.4"

Weight 8.2 kg