Yes, of course, and Free of Charge !
Yes. Un-limited as I recall. But it does tell u that info in the hotel info !!
Yes and it's free and good signal
Not sure if wifi in the bedrooms as we didn't use but hubby thinks it did. Have a look on the hotel web site, should help and am sure you could e mail the staff to ask. They were very helpful. Nice big room on ground floor but was alongside the road, probably not too bad in the cooler weather sound wise.
Get an answer from Hotel & Aparthotel Ambassador Menen staff and past guests.