Media Sub2000Level:To raise the output level,rotate thelevel knobclockwise.To lower the output level,rotate thelevel knobcounterclockwise.4. SpecificationsMaximum Amplifier Output:15 watts/channel @ 1% THDFrequency Response:70Hz – 20kHzInput Sensitivity: 3V maximumInput Impedance: 10k ohmsSignal Input Jack:Stereo mini-connector (1/8")Subwoofer Output Jack:Stereo mini-connector (1/8")Dimensions (H x W x D):7-5/8 x 3 x 7-7/8"194 x 76 x 200mmWeight:2 lbs/0.9 kg – main1.5 lbs./0.7 kg – secondaryMaximum Amplifier Output:35 watts @ 1% THDFrequency Response:50Hz – 120HzInput Sensitivity: 3V maximumInput Impedance: 10k ohmsSignal Input Jack:Stereo mini-connector (1/8")Subwoofer Output Jack:Stereo mini-connector (1/8")Dimensions (H x W x D):9-5/8 x 5-1/4 x 10-3/4"244 x 133 x 273mmWeight:7 lbs/3.2 kgMedia 2000 Media Sub2000LevelLevelAuto turn-on/turn-offThe Media 2000 andMedia Sub2000 feature anautomatic turn-on/turn-offfeature. They will turn offwhen the source equipment(computer or CD player)has no sound output forapproximately fifteenminutes and immediatelyturn back on when a signalis present.