Since 1981, the SD-1 Super Overdrive has been a go-to gain pedal for generations of players—trusted across genres for its reliable tone and performance. Built on the groundbreaking asymmetrical clipping circuit of the iconic 1977 OD-1—one of the first-ever BOSS compacts—the SD-1 carries forward a true overdrive legacy. The SD-1 delivers rich, smooth, and highly musical overdrive tones that continue to inspire guitarists everywhere. A cornerstone of pedalboards worldwide, the SD-1’s signature drive has defined the sound of a generation. Responsive overdrive tones that cut through the mix with focused mids and controlled bass. Enhances clean and low-gain amps with just the right amount of grit. Perfect for tightening up high-gain amps with extra focus and punch. Easily stacks with boosts and other overdrives for a powerful, customized tone.

JOYO Vintage Overdrive guitar pedal with RC4558 chip is a representation of the classic TS808 tone. Producing warmer overtones at quieter volumes when used as a clean volume boost, and can achieve a harsher distortion as gain is increased. True Bypass provide transparent tone to keep the best tone quality, aluminium-alloy housing classic stoving varnish finish, stable and strong. JOYO has over a decade of brand reputation, and its most popular budget pedals, amplifiers, wireless systems, controllers, metronomes, tuners have won the love of guitarists all over the world and inspired people's musical dreams. Before playing, please make sure the guitar is fully connected with the pedal. in order to make JOYO pedals work properly and avoiding unexpected noise, we recommend you to purchase an extra JOYO original power adapter, or choose the other reliable brands and make sure it meets the working current requirement of single pedal.

ORIGINAL FENDER-DESIGNED OVERDRIVE CIRCUIT: Designed by our in-house experts, the Hammertone Overdrive is punchy and powerful with an articulate and versatile sound PRE-MID BOOST: Dial in extra mids before the gain-stage for extra punch and bite, providing a tighter, more aggressive sound. INTERNAL TONE CONTROL: The internal trim-pot control allows you to dial down super-high frequencies to tame single-coil pickups and bright amps or simply shape your tone further. CUSTOM COLOUR “F” LOGO KNOBS: Paying homage to Fender’s historic custom colors, these “F” logo knobs are easy to read, easy to grip and stand out on stage. RUGGED ROAD-WORTHY HARDWARE: The rugged aluminum enclosure and metal hardware deliver road-worthy reliability. True bypass switching ensure easy setup and pure tone.

Two Classics voiced Pedals in one case Classic Green Overdrive vs British Bluesbreaker Standard 9V DC or internal battery (not included) True bypass circuit

Independent control and 2 stacking options Input FET stage to help drive amplifier inputs harder Switchable true or buffered bypass Power supply 9Vdc, 100mA (min) pin-negative (not included) Controls Level, Treble, Gain (Horseman). Level, Tone, Drive (Morning Star)