Maxon 9-Series Dbx Compressor<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> DBX compression circuit with threshold， ratio and gain controls and reduction status LEDUp to 30 dB of clean gain boost with a 10:1 compression ratio18-volt circuitry provides maximum head room with ultralow noise operation. </span></li><li><span class="a-list-item"> Up to 30 dB of clean gain boost with a 10:1 compression ratio is available </span></li><li><span class="a-list-item"> 18-volt circuitry provides maximum head room with ultralow noise operation </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/512J1FWzsuL.jpg" noproxy>