Network 4 Zone Preamplifier M400

M400 4 zone network pre-amplifier for your home audio system, you can easily play different music in each zone or play same music to all zone with no delay. M400 has rich audio source inputs for both analog and digital input, also supports famous online music services and local music store in your moblie or NAS.

4 Zone Streamer

M400 comes with 4 different zones, you can easily stream music to 4 different rooms in your house. You can stream different music to different zone, or stream same music to all zone in sync.

M400 multiroom
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Rich Audio Input & Output Connection

M400 each zone features stereo pair of pre-amp output, digital coaxial and optical output and 12v trigger out. Each zone also has Line input for analog input and a USB port to stream music stored in USB disk drive.

Master Audio Input

M400 features master audio inputs, including Analog line in, digital coaxial and optical input. These inputs can be used by each zone as audio sources, there is no delay between each zone when using the master audio inputs.

1U Rack Size

1U Rack Size

M400 uses 1U size chassis and comes with attachable rack mount, allow you to easily place it in 1U size rack.

Compatible to Smart Home System

M400 can work with smart home system control unit like Fibaro and ELAN. M400 also comes with RS232 port for connection to smart home control unit to control M400.

Online Music Services

M400 supports many famous online music services like Sportify, Deezer, Tidal, Amazon Music, Qobuz, Napstar, iHeartradio, Internet Radio and QQ Music. You can easily stream your favorite music from the music service provider you usually use.

Lossless Audio Format

M400 can decode upto 24bit / 192kHz audio and supports various lossless audio format, including FLAC / MP3 / AAC / AAC+ / ALAC / APE / WAV.

ODM & OEM Services

We provide ODM & OEM services. We can do white label or rebranding to our products, if you want to change some parts of our product or want to have something totally different, we are also capable to do so.

DSP Tuning software

We have a DSP tuning windows software ACP workbench that can let you tweak audio output effects like 10 bands EQ, input/output gain, noise suppressor, virtual bass and many more.

4Stream Applicaiton

4Stream application is our mobile application for both Android and iOS. You can easily control all the Rakoit devices in your house whether you want to play muisc from your phone or PC, play seperate music in each device or same music for all devices.

Specification

4 Zone Audio I/O Interface
Analog audio input:
  -RCA Line In: Max 2V RMS input
Analog audio output:
  -RCA Line Out: Max 2V RMS output
Digital audio output:
  -SPDIF Optical output
  -SPDIF Coaxial output
USB host: to connect USB pen drive
12V Trigger output

Master Audio Input Interface
Analog audio input:
  -RCA Line In: Max 2V RMS input
Digital audio input:
  -SPDIF Optical input
  -SPDIF Coaxial input
12V Trigger output

Network
Ethernet in: for RJ45 LAN cable to connect internet
Ethernet out: for RJ45 LAN cable to share internet to other device

Other Interface
Power Button: to turn on/off the device
LED indicators: to show the device status
Reset button: long press to restore factory setting
Control Interface: Dual-way RS232

Streaming Protocols
AirPlay, DLNA, UPnP, Spotify connect and Qplay

Audio Parameters
Music format:
  FLAC/MP3/AAC/AAC+/ALAC/APE/WAV
Audio decode: 24bit, 192kHz

Control Applications
4STREAM for iOS and Android based smart devices
iTunes for MAC and Windows PC
Foobar2000 and other compatible third-party apps

Music Sources
Online streaming services:
Spotify, Deezer, TuneIn, Tidal, Qobuz, Amazon Music, Napster, Pandora, QQMusic, iHeartRadio, Internet Radio, QQ FM
Local storage:
Music stored on the mobile device memory, NAS, USB pen drive
Aux input:
RCA for analog input

General
Power input: 12V/2A input
Dimensions: 43x20x5.3mm

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