The LG RM2U15.U18 + RMN09.NSJ + RMN09.NSJ multi-split system is an excellent solution for air conditioning two rooms with a total area of up to 30 m². It combines power, efficiency and intelligent control, providing individual comfort in each room. Thanks to the built-in Wi-Fi module, control is easy and convenient via a mobile application from anywhere. The system offers a nominal power of 4.1 kW in cooling and 4.69 kW in heating (16,000 BTU). It works with an inverter compressor and environmentally friendly refrigerant R32, ensuring stable and economical operation. Thanks to the high SEER 8.09 and SCOP 4.0 indicators, the system reaches energy class A++ in cooling and A+ in heating. It offers excellent efficiency and low electricity consumption during year-round operation. RMN09.NSJ indoor units are distinguished by quiet operation, modern design and many features - Smart Diagnosis, self-cleaning, antibacterial filter and Wi-Fi control. Inverter technology provides smooth power regulation and optimal microclimate in each room. LG RM2U15.U18 + RMN09.NSJ + RMN09.NSJ offers a flexible and effective solution for air conditioning of several rooms at the same time, combining energy efficiency, innovative features and reliable comfort in all seasons.