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RetroFixes LLC

NES TopLoader Expansion Audio Upgrade Board - RetroFixes LLC

NES TopLoader Expansion Audio Upgrade Board - RetroFixes LLC

RetroFixes LLC

NES TopLoader Expansion Audio Upgrade Board

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$15.00

Color

Black

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NES Top-Loader Expansion Audio.
This kit is intended to facilitate a straightforward installation for the audio expansion upgrade, compatible with both authentic Famicom cartridges and a Flash Drive that supports expansion audio through cartridge pin 51.
This kit is designed for DIY enthusiasts. It serves as a drop-in upgrade for standar

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Great product, great communication and fast shipping, especially with all the weather you guys were hit with, i cannot recommend this site enough

Travis · February 9, 2026

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