3 Tires Equalizer 20Hz 20kHz Stereo Digital EQ High Middle Low Regulator Audio Processor for Hifi Home Theater Studio - ShopVlot

COINCIDENT INPUT AND OUTPUT: Mini stereo sound preamplifier uses the NE5532 circuit for pre-mute compensation. When the power is off, the attenuation is -15db. When the power is turned on, the NE5532 amplifies and compensates, and the gain is 0 dB. At the same time, the device reduces the interference of sound and makes the sound more pleasant to the ear FOR CAR USAGE: EQ equalizer built-in isolated booster power supply to ensure signal purity and dynamic range; As it is an isolated power supply