Comfortable Accommodations RCR Einstein studios 2 in Sofia offers aparthotel-style accommodations with free WiFi, air-conditioning, and private bathrooms. Each room includes a balcony with mountain or city views, a work desk, and a TV. Convenient Facilities Guests benefit from private and express check-in and check-out services, a elevator, minimarket, hairdresser, and luggage storage. Additional amenities include a terrace, dining area, and kitchen with modern appliances. Prime Location Located 5.6 mi from Sofia Airport, the aparthotel is near attractions such as Sopharma Business Towers (1.6 mi) and Sofia Ring Mall (3.7 mi). An ice-skating rink is also in the vicinity. Highly rated for room cleanliness and comfort.