S/H One Control Blue360 AIAB Bass Preamp

VOL: Adjusts the overall volume. In -18 dB mode, unity gain is at max setting.
TREBLE: -26 dB to +20 dB @ 3 kHz
MID: -15 dB to +6 dB @ 600 Hz
BASS: -26 dB to +6 dB @ 32Hz
Side switch: Turns -18 dB mode ON / OFF

Specifications

Input impedance: 250K
Output impedance: <2K
Current consumption: 1.5mA @ 9V
Size: 39Wx100Dx31H mm (excluding protruding parts)
　　 47Wx100Dx46H mm (including protruding parts)
Weight: Approx. 160 grams
True-Bypass Switching
High Quality Aluminum Enclosure
Power: 9V Battery or Standard DC Power Supply