A classic natural-sounding preamp that offers bassists a wide variety of sounds is being reissued in a limited edition with a new look! The Quad Sound Bass Pre Amp II, the definitive natural-sounding bass preamp that allows you to create a sound that "fits" any situation while preserving the character of various bass guitars and the touch of various bassists, has been reissued in a limited quantity in a sleek black and gold design. 【SPECIAL FEATURE】 - Natural and smooth EQ control, made possible by the ample headroom provided by the internal voltage boosting circuit, without compromising the sonic character of the bass itself. - Equipped with DIP switches on the internal circuit board for setting the treble and bass frequency bands. By switching these settings and pre-setting them, it is possible to transform the preamp into one that matches each player's preferences. *Treble default setting: 6KHz → 4KHz (±22dB), Bass default setting: 40Hz → 60Hz (±18dB) - Equipped with an independently driveable booster using a high-quality buffer amplifier. With enhanced DI functions such as a GND→LIFT switch and THRU output, it offers improved adaptability to various situations, including home recording. - Equipped with XLR output terminals that support phantom power. Input impedance (IN): 1MΩ Output impedance (OUT): 100kΩ, (THRU): 10kΩ, (XLR): 1kΩ Voltage: DC9V Current: 100mA or more, center-negative 2.1mm Current consumption: 13mA *9V battery and AC adapter are sold separately.Specifications MODEL NUMBER: SP-BP-03BK TERMINAL: Input, Output, THRU, XLR, DC. Input (2.1mm / 9V center minus polar) CONTROL: Volume, Treble (4KHz/6KHz ±22db), Middle (±20db), Mid Frequency (200Hz-2KHz), Bass (40Hz/60Hz ±18db), Boost (+15db) SWITCH: On/Off Switch, Boost Switch, GND→LIFT Switch SIZE: W94mm × D119mm × H34mm WEIGHT: 381g (Battery not included) POWER: 9VDC, Phantom Power