Description

RAKOSO HA400 is a professional 4-zone network streaming amplifier designed for whole-home audio systems, commercial background music installations, and multi-room speaker setups.

With four independent amplifier zones, network streaming support, AirPlay 2, Spotify Connect, multi-room control, and flexible audio inputs and outputs, HA400 provides a complete solution for powering and managing multiple speaker areas from a single device.

Each zone delivers 50W × 2 stereo amplification at 8Ω or 100W bridge mode output at 4Ω, allowing direct connection to passive speakers without additional power amplifiers. 

Why it stands out

Four-Zone Amplification System

HA400 combines four independent streaming amplifiers into one centralized audio system.

• Four separate audio zones
• 50W × 2 stereo output per zone
• Bridge mode up to 100W
• Direct connection to passive speakers

Complete Whole-Home Audio Solution

Control multiple rooms from one device.

• Play different music in different zones
• Synchronize all zones together
• Manage playback through the 4STREAM app
• Suitable for residential and commercial installations

Modern Network Streaming

HA400 supports popular streaming platforms and network protocols.

• AirPlay 2
• Spotify Connect
• DLNA
• UPnP
• Qplay
• Internet music services

Professional Installation Features

Designed for advanced audio installations.

• Rack-mountable design
• RS232 smart control integration
• 12V trigger support
• Multiple digital and analog connections

Best for

• Whole-home audio systems
• Multi-room speaker installations
• Commercial background music systems
• Restaurants, offices, and retail spaces
• Professional custom audio projects

Not ideal for

• Users looking for a simple single-room amplifier
• Desktop audio systems
• Users needing a portable streaming device
• Users without multiple speaker zones

EMiUZEK Buying Notes

• RAKOSO HA400 is a multi-zone streaming amplifier with built-in amplification.
• Each zone can directly drive passive speakers.
• External power amplifiers are not required for normal installations.
• Speaker impedance and wiring should match the amplifier output specifications.
• Designed mainly for whole-home and professional installations rather than simple personal audio setups.

FAQ

Can RAKOSO HA400 directly power passive speakers?

Yes.

HA400 includes four built-in amplifier zones and can directly drive passive speakers.

Typical setup:

Streaming Source → HA400 → Passive Speakers

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How many rooms can RAKOSO HA400 control?

HA400 supports four independent audio zones.

Each zone can play different content or synchronize with other zones.

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Can different rooms play different music at the same time?

Yes.

Each zone can operate independently through the 4STREAM application.

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Does RAKOSO HA400 support AirPlay 2?

Yes.

HA400 supports AirPlay 2 for wireless streaming from compatible Apple devices.

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Does RAKOSO HA400 support Spotify Connect?

Yes.

HA400 supports Spotify Connect for direct network streaming.

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What speakers can be used with RAKOSO HA400?

HA400 supports passive speakers connected directly to each amplifier zone.

Each zone provides:

• 50W × 2 @ 8Ω stereo mode
• 100W bridge mode @ 4Ω

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Can RAKOSO HA400 be installed in a rack?

Yes.

HA400 is designed for professional installations and supports rack mounting.

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Can RAKOSO HA400 integrate with smart home systems?

Yes.

HA400 supports RS232 control for integration with compatible automation systems.

HOW TO CONNECT

Whole Home Audio Setup

Source icon: Streaming Services
Source: AirPlay / Spotify / Network Music
Connection: WiFi / Ethernet
Output connection: Speaker Output
Target icon: speakers
Output: Multiple Passive Speakers

Note: Build a complete multi-room audio system.

Individual Zone Setup

Source icon: smartphone
Source: Streaming App
Connection: Network
Output connection: Zone Speaker Output
Target icon: speakers
Output: Passive Speakers

Note: Control each room independently.

Professional Installation Setup

Source icon: Smart Home Controller
Source: Automation System
Connection: RS232
Output connection: HA400
Target icon: Multi-zone Speakers

Note: Integrate HA400 into custom audio systems.

Technical Specifications

Amplifier

Streaming & Connectivity

Audio Inputs

Audio Outputs

Audio Performance

Control

Recommended System Setup

What's in the box

• RAKOSO HA400 ×1
• Rack Mount Accessories ×1
• Power Cable ×1
• User Manual ×1

EMIUZEK Download Center

Access product manuals, firmware updates, and additional support resources.

RAKOSO HA400 manuals and downloads:

https://emiuzek.com/pages/download

Additional Product Content

RAKOSO HA400 vs RAKOSO H400