RTE NL has issued the first Saorsat FAQ 1.1 (PDF download)

Logo for Saorsat Approved receivers:

Though some UK “Freesat HD” boxes if they have Diseqc should work on a dual feed of Freesat and Saorsat (28.2E and 9E), a Saorsat receiver is a bad choice if you want UK Satellite channels.

Saorsat will be similar to Saorview, except by dish instead of aerial and likely without TV3 and 3e initially.