Hacking Need an informationa about sleep mode.

[Doublelayer]

Today I have to buy a card for my new dsi, but i have read that M3 Zero support sleep mode while the DSONEi don't: is that true?
I need to know it becouse my dsi is white and i wish to have a white card.
thx for help.

 

[DeltaBurnt]

They do support sleep mode, all flashcarts do.