Marantz MODEL M4 4-Zone Network 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.
- Crafted in Shirakawa, Japan
- 8 Channels
- 100 Watts per Channel
- Four Zones
- Dolby Digital
- 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.
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 favorite 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 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.
| 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 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 (2) |
| Analog Inputs | RCA L/R (4) |
| Preouts | RCA L/R (4) |
| Subwoofer Out | RCA Mono (4) (selectable) |
| Inputs 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, 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 | Creston, Control4, AMX |
| HEOS® App | iOS, Android, Kindle Fire |
| Trigger Output DC 12V | Yes (4) |
| General | |
| Product Color | Black |
| User Interface | Reset button, Front power button, Rear power switch |
| Dimensions (W x D x H) Inches | 16.34 x 4.17 x 17.4 |
| Dimensions (W x D x H) mm | 415 x 106 x 442 |
Here at Ceiling Speakers we want to make sure that you receive your order as quickly as possible. Whether you need products last minute for a project, or you're simply itching to start enjoying your purchase! As a result we hold excellent stock, and the majority of our catalogue is available for free* next working day delivery (when ordered by 12pm Mon-Fri excluding public holidays).
Our website is linked to our warehouse systems and live stock availability is displayed on every product. In stock items ordered by 12pm Monday to Friday will be dispatched on the same day, and 95% of orders will be delivered on the next working day (Northern Ireland, Highlands, Islands, & other remote locations may take a little longer). Saturday deliveries can be arranged on request (POA).
Some products may be out of stock but available to order. For these items the typical delivery time is displayed on the product page. The majority of these products are delivered within the displayed timeframe. However, if you place an order and this is not the case we will contact you immediately to inform you of the timescale. If you require the product(s) at short notice then please contact us for confirmation prior to ordering.
*The following delivery charges apply. The majority of UK Mainland orders are delivered on the next working day (when ordered by 12pm Mon-Fri excluding public holidays). DPD tracking information will be provided along with a 1-hour delivery timeslot.
UK Mainland
Orders of £69.00 and over (inc. VAT) are carriage free
For orders under £69.00 carriage is charged at £10.00 (inc. VAT)
Northern Ireland
Orders of £199.00 and over (inc. VAT) are carriage free
For orders under £199.00 carriage is charged at £20.00 (inc. VAT)
Isle of Man
Orders of £299.00 and over (inc. VAT) are carriage free
For orders under £299.00 carriage is charged at £30.00 (inc. VAT)
Channel Islands
All orders are subject to a carriage charge of £50
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