onirico - echo - synth sound

Hi,

Just wondering if any of you's know what synth is producing this sound in Onirico - Echo. I've heard the synth sound on a few early sounding records such as this and from Hi-Ryze, early warp and the likes.

Its the main riff in this:

ttps://www.youtube.com/watch?time_continue=160&v=6_Z3HZQnSME

is it a dx7?

thanks in advance :)

Thanks! I will check it out.