Dragster DEQ-7 car equalizer

POWER SUPPLY: 11-15V DC NEG. GROUND
MAX. OUTPUT VOLTAGE: 7V RMS
SUB BASS FREQUENCY: 40Hz-120Hz
LOW FREQUENCY: 100Hz-400Hz
MID LOW FREQUENCY: 350Hz-900Hz
MID FREQUENCY: 650Hz-1.5KHz
MID HI FREQUENCY: 1.2KHz-4.5KHz
HIGH FREQUENCY: 4KHz-12KHz
SUPER HI FREQUENCY: 8KHz-18KHz
EQUALIZATION RANGE: +/-12dB
SUBWOOFER FREQUENCY: 30/300 Hz
INPUT IMPEDANCE: 15K OHMS
S/N RATIO: 90dB
T.H.D.: 0.05%
CHANNEL SEPARATION: 80dB