Nominal input level: Frequency Response: Input Impedance: Output Impedance: Power Supply: Battery Life: Bass control range: Middle control range Treble control range Presence control range:Low Battery:Current Drain:Input Jack: Output Jack:
-20 dBV20 Hz - 20 kHz10 MOhm10 kOhm9 V Alkaline Battery over 1800 hours± 12 dB 80 Hz, 570 mVp-p± 12 dB 800 Hz, 490 mVp-p± 12 dB 3 kHz, 500 mVp-p± Cut 12 dB 15 kHz, 500 mVp-pLow Battery check at 5 VLess than 0.3 mA2.5 mm Mono Jack1/4" Phone Jack