The ETNA CM650MZ is a built-in combination microwave oven with a matte black surface, designed for 45 cm kitchen niches. This multifunctional device combines oven and microwave functions in a 50-liter model featuring turbo hot air technology and a temperature range of 50 to 250 °C. The microwave function operates at 100 to 900 watts, offering five power levels, three combination modes, and three automatic defrost functions. The interior includes side racks with five slots and comes with an XL glass baking tray. The control system features full touch control with a convenient slider for easy navigation through 13 automatic programs and eight oven functions. The device is equipped with durable LED interior lighting, a child safety lock, and a drop-down door with triple glazing. The interior surface utilizes an easy-to-clean enamel coating for simple maintenance. The design combines matte black elements with black glass accents for a sophisticated appearance. This model can be combined horizontally and vertically with the OM670MZ, MO670MZ, and OP670MZ models for seamless kitchen integration. The oven operates without a turntable, providing additional space for baking pans and trays. The comprehensive LED display clearly shows function, time, and temperature information.