The Canton Ergo 690 DC is a floorstanding loudspeaker produced by Canton, a German audio equipment manufacturer. It is part of their Ergo series of speakers. The speaker features a 3-way design with a 1-inch aluminum-manganese dome tweeter, a 7-inch aluminum wave surround midrange driver, and three 7-inch aluminum wave surround woofers. It has a frequency response range of 20 Hz - 40 kHz, an impedance of 4 - 8 ohms, and a power handling capacity of up to 320 watts. The cabinet of the Ergo 690 DC is made of high-density fiberboard (HDF) and is available in different finishes. It delivers a balanced and detailed sound performance.