In the black and white screen 1:
Flashcart: Acekard 2i
Works with the following carts:
* Acekard 2i HW-44
* Acekard 2i HW-81
* R4i Ultra (r4ultra.com)
Screen 2:
Flashcart: DSTT
This will run on the official DS TT as well as a lot of clones.
Check the README.md for further details.
Screen 3:
Flashcard: R4ISDHC Family
A family of DSTT clones. Tested with:
* R4i-SDHC 3DS RTS (r4i-sdhc.com)
* R4i-SDHC B9S (r4i-sdhc.com)
Screen 4:
Flaschcart: R4i Gold 3DS
Works with many R4i gold 3DS variants:
* R4i Gold 3DS (RTS, rev A5/A6/A7) (r4ids.cn)
* R4i Gold 3DS Starter (r4ids.cn)
* R4 3D Revolution (r4idsn.com)
* Infinity 3 R4i (r4infinity.com)
This will not work with a R4i Go Id 3DS (r4ids.cn) rev 6/7 though it will be detected as rev 4/5!
Now which one do I pick?
R4iSDHC
--------------------- MERGED ---------------------------
You're back to square one if you have 2 3ds consoles. One of them needs to be "hacked" in order to transfer a "hacked" game over to the original 3ds. Your best bet is to use ntrboot, which involves buying a $20 flashcart in order to flash b9s to your console. If you want a link to where you can get them, follow the ad for nds-card.com on this page. Here's a compatibility list for the flashcarts:
Do you have an high resolution version of that picture?