N64 Portable - Small with full functionality

[clarky64]

No point posting just one portable. Heres a few which are built very similar:

Brief Spec:
All buttons included for full support of all N64 games
Full memory pak and rumble pak support
Volume control and auto switchable headphone jack
Built in Expansion Pak
Around 2 hours battery life

[Muniosi]

This is amazing! How long did it take to make them?