spectrum displayInput voltage: USB5V/DC7-24VInput power: 1WFrequency response: 50Hz-20kHzSensitivity: >40db(@1kHz)Dimensions: 250x50x20mm (LxWxT)Weight: 160gChannel: dual channel/mono channel switchableInput interface: 3.5mm unbalanced/XH2.54-3P resolution 20 segments 15 levelsDSPSampling rate: 48KHzInput gain adjustment range -6 -+42dbOutput gain adjustment range -52 -+12dbAGC adjustment rate: -3db- -27dbModulation range: -8 -+8 degreesEQ frequency point: logarithmic 15 segmentsEQ data set: 6 sets of presets + 10 sets of personal settingsThe device has a built-in silicon mark, which can be used without a microphoneSwitch the display mode by lever operation, and control the DSP sound effect by encoder operation