Why This Guitar

Product Highlights

Versatile All-in-One PA Solution — The MPA-2500 integrates a powerful amplifier, a 5-input mixer, and multiple media sources into one convenient unit.
High-Power Class-D Performance — Leveraging efficient Class-D technology, the MPA-2500 delivers an impressive 500 watts to each of its two channels.
Onboard Processing and Control — The amplifier also features a selectable indoor/outdoor mode to optimize audio quality for different environments.
500W x 2 Channel Power Output into 4 Ohms
Integrated Bluetooth for Wireless Audio Streaming

Available Since: August, 2026
Item No.: 20480013
Local SKU: OS

Versatile All-in-One PA Solution

The MPA-2500 integrates a powerful amplifier, a 5-input mixer, and multiple media sources into one convenient unit. Stream audio wirelessly via Bluetooth, play tracks from a USB drive using the MP3 player, or connect microphones and line-level sources. This versatility makes it the central hub for any professional public address system.

High-Power Class-D Performance

Leveraging efficient Class-D technology, the MPA-2500 delivers an impressive 500 watts to each of its two channels. This ensures ample headroom for clear, dynamic audio in large spaces such as school auditoriums, supermarkets, or hotel lobbies, providing reliable performance without excessive heat.

Onboard Processing and Control

Fine-tune your sound with integrated controls for bass, treble, and an echo effect for vocals. The amplifier also features a selectable indoor/outdoor mode to optimize audio quality for different environments, along with a priority function on the primary microphone input for seamless announcements.

BY THE NUMBERS

Technical Specifications

Hardware & Setup

Body & Build

Finish & Colour

USBtrue

EssentialNo

Everything you receive

What's In The Box

Unistar MPA-2500 2-Channel PA Amplifier with Bluetooth, MP3, and Echo | 500W x 2
Owner's Manual
Local Warranty Card

Unistar

The Maker

About Unistar

Unistar is a musical-instrument and audio brand introduced by aDawliah to give beginners and developing performers dependable, accessible tools for making music. Its guitars, keyboards, percussion, speakers, microphones, and accessories cover the essentials for learning, practice, school programs, events, and everyday performance.

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Expert answers

Questions & Answers

6 questions answered by aDawliah experts·avg response 2 hours

Yes, the MPA-2500 features built-in Bluetooth, allowing you to wirelessly stream audio from any compatible smartphone, tablet, or computer.

With 500 watts per channel, this amplifier is designed for large commercial spaces and should provide ample volume for a school hall, depending on the efficiency of your speakers.

Yes, it includes a built-in echo effect, which is ideal for adding depth to vocals during announcements or performances.

You should use passive speakers with an impedance rating of 4 Ohms to match the amplifier's specified output for maximum power.

Yes, the integrated MP3 player supports playback directly from a USB drive, making it easy to play background music playlists.

This button adjusts the amplifier's sound profile to achieve better audio quality depending on whether it's being used in an enclosed space or an open-air environment.

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