Carl Martin Panama, Effect Pedal for Electric Guitar, ""Hot Modded"" Plexi Overdrive, Inspired by the famous drive sounds of the '80s, Controls: Gain, Level, Damping, Tone, ""Damping"" controls the timbre of the overdrive, Sound spectrum in the overdrive: Aggressive/Piercing to warm, 12 V internal voltage for extra high playing dynamics, Power supply: 9 V DC 100 mA (power adapter not included), Buffered bypass, Input and output jacks on top, New compact design, Dimensions (L x W x H): 12.1 x 6.6 x 3.5 cm, Weight: 0.27 kg, Designed by Carl Martin in Denmark