The Mini Arcade Audio Amplifier Kit 20W+20W Stereo with 4″ Speakers from Retrocade Australia is an arcade audio upgrade kit for cabinet builders, repairers and home arcade owners who want stronger sound in an arcade machine or pinball cabinet.

This arcade amplifier and speaker kit is suited to bartop arcades, full-size cabinets, virtual pinball machines, cocktail cabinets, MAME builds, Pandora Box setups and DIY arcade projects.

Retrocade supplies arcade speakers, amplifiers, grilles, wiring, controls and cabinet parts for customers building or maintaining arcade machines in Australia. Before ordering, check the product size, wiring, voltage, mounting position and compatibility with your cabinet or audio setup.

Key Details

Arcade amplifier and speaker audio upgrade
Suitable for cabinet repairs and DIY builds
Useful for arcade machines, bartops and pinball projects
Supplied by Retrocade Australia

Compatibility Notice

Arcade audio setups can vary between cabinets and boards. Please confirm measurements, speaker size, power requirements, wiring and connectors before ordering.

AK170 Mini Stereo Arcade Audio Amplifier Kit (20W+20W)

High-Power Mini HiFi Amplifier with 4” Speakers for Arcade, Pinball & Vending Machines

Upgrade your arcade cabinet, pinball machine, vending system or DIY game project with the AK170 Mini Stereo Power Amplifier Kit. This compact but powerful audio solution delivers clean, punchy sound with low distortion, making it ideal for retro arcade cabinets, bartop builds, coin-op machines and gaming setups.

With a durable aluminum alloy body, blue LED illuminated control knobs, and included 4” speakers, this kit is a complete plug-and-play audio upgrade for any arcade or vending system.

Available Power Plug Options

EU Plug
AU Plug
USA Plug
UK Plug

(Select your region at checkout)

Specifications

Model: AK170
Color: Black
Material: Aluminum Alloy
Input Voltage: DC 12V
RMS Power: 20W + 20W
Peak Output: 200W x 2 (max)
Channels: 2CH Stereo
Load Impedance: 4–16Ω
Signal to Noise Ratio: >90dB
Frequency Response: 20Hz – 20KHz
Distortion: 0.01%
Size: 12.5 × 7.5 × 4cm (L × W × H)

Features

Mini Hi-Fi stereo power amplifier
Low distortion for clear, strong audio
Durable aluminum alloy housing
Blue LED illuminated knobs for arcade style
Left & Right speaker outputs
Perfect for arcade cabinets, pinball, vending machines, bartop builds, DIY projects

Package Includes

1 × AK170 Power Amplifier
1 × User Manual
1 × Power Plug (selected type)
1 × AV Cable
2 × 4” Speakers
2 × 4” Speaker Grilles
2 × Speaker Cables

Ideal For

Arcade machines
Bartop arcade cabinets
Pinball machines
Vending machines
DIY audio projects
Retro gaming builds

4 inch speaker kit

Mini Arcade Audio Amplifier Kit 20W+20W Stereo with 4” Speakers

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