Ogul is a very nice, funny and respectable host, he never hesitated to help with whatever he could to ensure I had no problems during my stay. He reaches out even if I don't.
The place is just as described, super clean and comfy located in the most strategic place in my opinion, in closest calm street to Istiklal. There is not much sound isolation so you shouldn't be noisyl
Bus is 2 minutes away.
Metro is 5-10 minutes away.
Istiklal street 5 minutes away.