RS66A8100S9/LV: Side-by-Side Refrigerator, 641 Net Capacity More space inside, same size outside with the unique Spaceman™ technology which enables the walls to be much thinner without compromising energy efficiency. So, it creates much more storage space inside without increasing the external dimensions. And Using Twin Cooling technology, you can switch between 5 modes. Simply convert your freezer into a fridge to store more fresh food. Switch the fridge or freezer off* to save energy. Or use the freezer as a small fridge. Ensure food stays moister and fresher for two times longer. Twin Cooling Plus™ optimizes the temperature and humidity in the fridge and freezer with independent cooling. It preserves food better and protects its flavor by preventing odors mixing. Enjoy less noise and greater energy efficiency. Unlike conventional compressors, the Digital Inverter Compressor automatically adjusts its speed in response to cooling demand. So, it’s quieter than a library, producing just 37dB(B). It also complies with new energy regulations, saving you money. Preserve the freshness, flavor and texture of food for longer. Independent coolers in each compartment cool every corner evenly. Advanced insulation reduces any fluctuation, no matter how hot or cold it is outside. Digital Inverter Technology also senses and controls the temperature precisely. Enjoy a rapid cooling performance. At the touch of a button, Power Cool blows intensely cold air into the fridge to quickly cool your groceries or favorite drinks. Power Freeze delivers a fast blast of cold air into the freezer. It’s great for freezing or firming up frozen food and making ice.