... noise gate,lock function.. Professional sound processor with LCD Pict ModelDP48 MARKIV,DP46MARKIV,DP36 MARKIV,DP28 MARKIV,DP26 ... Slop: 6dB/12dB; Frequency: 20Hz~20kHz; Gain:-20dB~20dB; C: Parameters: frequency: 20Hz~20KHz, bandwidth: 0.05oct~3oct; ... frequency, 32-bit Floating-Point DSPDisplayWith 2*24 LCD, 8-LED input/output level. Mute and ... 5(kg) 6PCS:38.6(kg) New Portable Digital sound processor