Master MT-BA-225D Smart Wall Amplifier – 50W

The Master MT-BA-225D Smart Wall Amplifier combines practical audio control with a modern wall-mounted design.

Designed for indoor audio applications, the MT-BA-225D combines 50W audio amplification with a compact wall-mounted touch control panel, providing a clean and space-saving solution for compatible speaker systems.

It supports multiple audio sources including Bluetooth, USB, Memory Card, MP3, and AUX, while the integrated Bell function adds flexibility for announcements and notifications.

Key Features

• 50W Audio Output — Designed for compatible indoor speaker systems.

• Smart Wall-Mount Design — Saves space while maintaining a clean installation.

• Touch Control — Convenient front-panel operation.

• 1.7-Inch LCD Display — Displays useful operating information.

• Bluetooth Connectivity — Supports wireless audio playback from compatible devices.

• USB Playback — Play supported audio files from USB storage.

• Memory Card Support — Provides an additional audio playback source.

• MP3 Playback — Supports digital audio playback.

• AUX Input — Connect compatible external audio sources.

• Bell Function — Useful for announcements and notifications.

• 4–8Ω Speaker Compatibility — Designed for compatible low-impedance speaker systems.

• Compact Design — Approximately 86 × 86 × 12mm.

Compact Wall-Mounted Audio Solution

The MT-BA-225D is designed for installations where space, appearance, and convenient audio control are important.

Its wall-mounted format keeps the audio control unit neatly integrated into the room without requiring additional desk or shelf space.

Multiple Audio Sources

The amplifier provides several playback options, including:

Bluetooth – USB – Memory Card – MP3 – AUX

This makes it suitable for background music, digital audio playback, and other everyday indoor audio applications.

Bell Function for Announcements

The integrated Bell function provides an additional option for environments that require audible notifications or announcements.

The MT-BA-225D can be used in:

• Offices

• Shops

• Restaurants

• Cafés

• Hotels

• Schools

• Training centers

• Clinics

• Meeting rooms

• Smart-home audio systems

• Commercial indoor spaces

Clean Wall-Mounted Installation

With dimensions of approximately 86 × 86 × 12mm, the MT-BA-225D uses a compact wall-panel design that helps maintain a clean installation while keeping audio controls easily accessible.

Technical Specifications

• Brand: Master

• Model: MT-BA-225D

• Product Type: Smart Wall Amplifier

• Output Power: 50W

• Speaker Impedance: 4–8Ω

• Display: 1.7-inch LCD

• Control: Touch / Wall Panel

• Bluetooth: Supported

• USB: Supported

• Memory Card: Supported

• Audio Playback: MP3

• AUX: Supported

• Bell: Supported

• Color: White / Black depending on version

• Dimensions: Approx. 86 × 86 × 12mm