Usually, smaller hotels should accept travellers cheques. Not all phones in Romania have acces to international network, but all hotels do provide this service, directly or through operator. To call Romania from Korea dial 001 or 002 or whatever other international calls provider, plus 40 for Romania, then area code, local number. For trunk calls in Romania dial 0, the area code of the respective town and the phone number. Trunk calls Direct services are provided by telephone exchanges installed in post offices, through private telephone sets and hotel operators.
Korean appliances work.
Check the user instructions of your appliances for details. Citizens coming from countries with which Romania has concluded bilateral conventions, benefit from health care services according to the provisions of the bilateral conventions established between Romania and other countries. There is no such agreement between Romania and Korea, so Korean citizens will be requested to pay directly the services provided. Check with the travel company the extent covered by your travel insurance. Very warm clothing is recommended for winter.