Seymour Duncan Pickup Booster Specifications:
Type of Circuitry: Fully discrete, Class A
Gain Range: 0 to 25dB
Bypass: True bypass
Pickup Resonance Switch: Makes a single coil pickup sound like a vintage humbucker ("1") or high output humbucker ("2")
Frequency Response: -3dB at 30 Hz and 38 kHz
Distortion: < 0.02% at 200mV RMS output
Noise: -120dBV (referred to input with gain set at 25dB)
Input Impedance: 250 kOhms (when effect is "on")
Output Impedance: 150 Ohms
Power: 9V battery or external 9 to 18V Regulated DC Adapter (center negative)
Current Consumption: 4.5 mA @ 9V (when LED is "on"); 3mA @ 9V (when LED is "off"); Currents at 18V are 11mA and 8mA respectively
Dimensions: 2.61" x 4.90" x 1.45"
Weight: 0.8 lbs without battery
Designed and assembled in Santa Barbara, California