R4 cartridge - Wikipedia
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for Nintendo Wii & Gamecube - WiiSD SD Memory Card Adapter for Homebre – Fast-PC
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R4 Adapter for DS Lite (0815 version) with microSD adapter **DISCONTINUED**
for Nintendo Wii & Gamecube - WiiSD SD Memory Card Adapter for Homebre – Fast-PC
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Ds can't read other sd cards, more detail in comments : r/NintendoDS
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TT DS Adapter for Nintendo DS/DS Lite (R4 / M3 compatible) incl. microSD USB reader **DISCONTINUED**
