The Boss CS-2 Compression Sustainer (serial number 564400, black label, made in Japan) is a highly sought-after vintage effects pedal that delivers smooth compression and extended sustain with unmistakable analog character. Manufactured in the early to mid-1980s, the CS-2 is part of the legendary black label series made in Japan, known for its superior build quality and warm, musical response.
Unlike many modern compressors, the CS-2 retains your playing dynamics while adding clarity and sustain, making it an essential tool for clean tones, funk rhythms, country picking, and lead guitar work. Its simple three-knob layout—Level, Attack, and Sustain—offers intuitive control over your tone, whether you're tightening up rhythm parts or adding smooth sustain to solos.
The CS-2 was used by players across a wide range of genres, from studio session guitarists to touring professionals. Its organic feel and subtle coloration have made it a favorite among tone purists who appreciate vintage Boss craftsmanship.
This particular unit, with serial number 564400, features the original black label and is made in Japan—an important detail for collectors and vintage gear enthusiasts. Fully tested and in excellent working condition, this CS-2 is a timeless compression pedal that continues to hold its place on modern pedalboards.
