Thanks this guy he just post it in forum as comment before me.
This should make everyone mind or at least better decision on get this over the Samsung galaxy s4 or note 3.
Kachow is the users the gave the info.
here an sd card slot solution for droid ultra/maxx:
Mini MicroSD Card Reader for AndroidReally small. Truly portable. Actually useful. Specially engineered for your Android smartphones & tablets.Like an SD/MicroSD card reader that you often use on PC computers, except this one comes with a MicroUSB connector to plug into smartphones & tablets with MicroUSB port. Use it to play video/music on a MicroSD card. View photos/documents, copy and backup any and all of your files. Just like you are used to do on a PC.Attach this coin-size card reader to your keyring and take it anywhere you go. Never run out of storage space again.