RK-4T: Function:4BandEQ LCDtuner(4Band均衡器及液晶调谐器) 输入阻抗: FrequencyResponse:20HZ~20KHZ(频率响应:20Hz?20kHz) Control Range:(控制范围:) Bass: 12dBat80HZ(低音: 12dBat80HZ) Middle1: 12dBat500HZ(中音: 12dBat800Hz) Treble: 12dBat3KHZ(高音: 12dBat3kHz) Presence: 12dBat15kHz(超高音: 12dBat15kHz) Battery:9vsnap(电池:9V) Features:LCDTunerSyste(特点:液晶调音器系统) PhaseReverseSwitch(倒相开关) Balance UnbalanceoutputjackFeatures:AutomaticlowBatterycheckLED(特点:自动低电池检测,LED指示)