Rekordbox DJM 900 NX2 beat sync

Hi,

I have connected my laptop with rekordbox 6 over usb to my DJM 900 NX2 mixer.
Now i can use the rekordbox deck's on my mixer. But is there a way that i can beat sync the rekordbox deck's and sampler deck in rekordbox to the CDJ200NX2 connected to the DJM