Industrial gate - remote 868mhz

hello,
we have a industrial gate from the compony HÖRMANN in germany. we use
a 868mhz remote to open/close the gate.

is it possible to integrate this in my home assistant system? i want also control the
gate with my smartphone…

this here is the remote for the gate

http://www.rflink.nl/blog2/

I use 433MHz for cheap smoke detectors integration but it stands that 868MHz is possible.