Quality The Z-623 2.1 from Logitech is a three-piece 2.1 speaker set consisting of 2 satellite speakers and a subwoofer. The speaker enclosures are made of durable and durable material, black color. Thanks to properly selected materials, the set is characterized by high sound quality, durability, durability and resistance to external factors. Parameters The Z-623 2.1 set consists of 2 satellite speakers with high power RMS 70 W and a subwoofer with RMS 130 W. These parameters ensure high quality sound with a clear timbre of high and mid tones and perceptible bass. The speakers have a universal 3.5mm jack interface, making them compatible with most PCs and laptops on the market, as well as a wide range of other devices with an audio jack. Features The optimal dimensions of the speakers and subwoofer allow for convenient placement of the set on a home desk or chest of drawers. Full control over the sound is provided by the volume control located on one of the satellite speakers. An undoubted advantage of this model is also an additional headphone output that allows you to connect an external headset to the speakers. THX Certificate THX certification is given to equipment, movies, etc. It guarantees high quality of the reproduced material. THX certified equipment meets the criteria for hardware design, processing and quality of sound signals for home cinema.