Investment opportunity with proven net profitability exceeding 7.5% in the sought-after Chamberí district. This modern and functional 29 m² home is fully renovated, furnished, and equipped, ready to move into or to continue generating profitability from day one. The apartment has independent and secure access from Hilarión Eslava street, providing comfort and privacy. The west-facing main entrance and the bedroom window offer natural light and good ventilation at any time of the year. Located in the Gaztambide neighborhood, the property is just a few meters from the Moncloa interchange and the Argüelles metro station, guaranteeing excellent connections to the entire city. Furthermore, the area boasts a wide range of services and points of interest, including Parque del Oeste, Fundación Jiménez Díaz hospital, and the Complutense University of Madrid campus, which generates high rental demand throughout the year. In the immediate vicinity, you will also find supermarkets, local shops, restaurants, cafes, and all the necessary services for daily life. Property features: - 1 living-dining room with a fully equipped and furnished open-plan kitchen, and air conditioning - 1 bedroom with a double bed, warm LED floor lighting system, and a spacious built-in wardrobe - 1 full bathroom with a shower cabin and heated towel rail.