The Power to impress

MODEL M1's 100W per channel of amplification delivers pristine sound anywhere, while a subwoofer can be added for a 2.1 system.

Beyond Lossless

MODEL M1 delivers high-resolution audio in up to 24bit/192kHz with effortless streaming from HEOS®, Airplay 2, Spotify Connect, and more.

TV Sound, Enhanced

Thanks to its eARC HDMI socket and onboard Dolby Digital+ decoding, MODEL M1 radically improves your TV viewing experience.

Multi-Room, Easily

MODEL M1 is Perfect for speakers installed or freestanding. HEOS® Built-in makes whole-home audio simple.

Wireless Streaming Amplifier

• 2.1 channel output allows for loudspeaker and subwoofer connection

• 100W per channel high power and crystal clarity

• Switching, digital end-to-end amplifier topology

• Enhanced performance with Marantz Musical Digital filtering (MMDF)

• Effortless streaming with HEOS® Built-in, WiFi, AirPlay 2, Spotify Connect

• Toslink optical audio and HDMI eARC digital audio inputs

• Digital decoding with Dolby Digital+

• Sound Master tuned, designed, and built by Shirakawa Audio Works in Japan

• Small footprint, rack-mountable, high-end materials, and refined Marantz
industrial design
• 1 pair RCA analogue audio inputs with gold-plated brass terminals

Technical Specifications

Amplifier

Power Amplifier Rated output & THD (8 ohm)
100W+100W (8Ω/ohms, 20 Hz to
20 kHz, T.H.D. 0,05%)

Power Amplifier Rated output & THD (4ohm)
125 W + 125 W (4Ω/ohms, 1 kHz, T.H.D. 0.05%)

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
HDMI (eARC), TOSLINK

Analogue Inputs
RCA L/R

Subwoofer Out
RCA Mono

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 192kbps, 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
BT 5.X

Bluetooth Transmit
No

AirPlay
AirPlay 2

Spotify
Spotify Connect

Music Services and Sources

Music Services Supported (HEOS, subject to change and local availability)
Spotify, TuneIn, Amazon Music, Tidal, Tidal HiRes, Deezer, Deezer HiFi,
Mood:Mix, Sony Hi-Res, SoundCloud

Music stored on mobile device Yes (iOS, Android or Kindle Fire)

NAS (Network Attached Storage)
Network share, DLNA

USB Storage Device Playback
Yes (FAT32, NTFS formatted drives)

Networking & Control

Wired Connectivity
Ethernet

Wireless Connectivity
Dual band, 802.11 a/b/g/n/ac

IR Input
3.5mm

IR Learning
Yes
Control System Compatibility via TCP/IP
Crestron, Control4, AMX

HEOS App
iOS, Android

General

Product Colour
Black

User Interface
Volume up/down, Play / Pause,Multi coloured LED status indicator, Connect button (rear),
Bluetooth button (rear)

Dimensions (W x D x H) mm 217 x 239 x 84

Weight (kg)
2.2

SAP Code
MODELM1/N1B

EAN
0747192140793

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