-Luxurious duplex apartment for sale in Kartepe district in Kocaeli Province. The apartment has an area of 220 square meters. The apartment is in a residential complex with all services. Swimming pool, barber shop, market, and many more features. The villa consists of six bedrooms, including two master rooms and a living room. The apartment has an elegant and luxurious design. Its revenues are 200 TL. We have it for sale.