Used BOSS SD1 Super Overdrive Effect Pedal

This used BOSS SD-1 Super Overdrive pedal is in excellent condition and delivers the classic, warm overdrive tone that has shaped rock and blues for decades. Designed with symmetrical overdrive circuitry and the legendary BOSS durability, it features easy-to-use Level, Tone, and Drive knobs for precise control over your sound. Perfect for pushing tube amps into natural breakup or adding grit to clean tones, the SD-1 uses a unique asymmetrical clipping circuit for smooth, dynamic response. Powered by 9V battery or optional AC adapter (PSA-series), it's a staple for guitarists seeking creamy distortion without losing clarity.