The Marantz 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.
Marantz Model M4 Features and Specifications:
- 8 x 100 W (8ohms, 20 Hz to 20 kHz, T.H.D. 0.05 %)
- Supports HEOS, AirPlay2, Spotify Connect
- 192/24 High-Resolution music support (FLAC, ALAC, WAV, DSD)
- Marantz Musical Digital Filtering (MMDF)
- Dual Optical inputs for connecting a TV (with TV Sound Grouping)
- Dual ethernet network ports
- 12V trigger out per zone and Bridge mode
- 4 x Stereo analogue inputs
- 4 x Stereo pre-outs for subwoofers
- 4 x USB Mass storage inputs
- Crestron, Control4, AMX Control System Compatibility via TCP/IP
- Perfectly sized for rack-mounted design and active cooling
- Rack kit included
- Made in Japan
• 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 of RCA analog audio inputs with gold-plated brass terminals
Specifications:
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 Audio Inputs / Outputs: 4 – 16 Ω/ohms
Audio Inputs / Outputs
Loudspeaker Binding Posts: 4-way binding posts
Digital Inputs: TOSLINK (2)
Analogue 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
TV Sound Grouping: Yes
Audio Format Support
Decoding: Dolby Digital, LPCM, DSD
Stereo File Formats (HEOS network share or USB): WMA: up to and including 192 kbps AAC & MP3: up to and including 320 kbps
Stereo PCM / Multi-channel PCM: WAV, ALAC, FLAC: up to and including 24-bit/192kHz
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): 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 (4) (FAT32, NTFS formatted drives)
Networking & Control
Wired Connectivity: Ethernet (2)
Wireless Connectivity: N/A
Trigger out DC 12V: Yes (4)
Control System Compatibility via TCP/IP: Crestron, Control4, AMX
HEOS App: iOS, Android
General
Available Colours: Black
User Interface: Reset button, Front power button, Rear power switch
Dimensions (W x D x H) mm: 442 x 415 x 106
