The Pioneer CS-22 is a vintage loudspeaker that was part of Pioneer's early audio lineup, primarily targeting home audio enthusiasts. It features a two-way speaker design with a 12-inch woofer and a 4-inch cone midrange driver. The speakers are housed in a wooden cabinet that aims to provide both aesthetic appeal and acoustic performance. The CS-22 is designed to deliver a balanced sound profile, ensuring clarity in midrange frequencies while also providing a solid bass response. The speakers typically have a frequency response range starting from around 30 Hz up to 20 kHz, making them versatile for various music genres. They are generally equipped with removable grilles, allowing users to showcase the speaker components or cover them for a more classic look. The sensitivity rating of the CS-22 is around 88 dB, meaning they can produce adequate sound levels when paired with appropriately powered amplifiers. The build quality reflects the standards of the time, presenting a robust design with the capability to withstand regular use. Overall, the Pioneer CS-22 represents a combination of functional design and effective sound reproduction, making it a sought-after choice for vintage audio systems.