1room : 180-280 Euro per month usually.(cheap room is not easy to find)
2phone: 20-40 Euro per month (contract phone one or two years)
3others fee :internet,flat clean fee and others ....totally around 15 Euro per month.
4shopping& foods:80-100 Euros per month.
5 other unexpected expenses: 30 Euro per month(i.e.travelling to another city ...)
"200+20+15+80+30 "
for yourself safety.please remember, better to accout more than less before coming....