Biamp Commercial Audio ACPL Digital volume controlMicrophone in, Mini Line in, RJ 45, 100 g ACPL is a wired remote control with local input for the SDQ5PIR active speaker. This audio control panel makes you forget the worries associated with the use of audio in public rooms used by different people on an almost hourly basis. No more stolen or lost remote controls, no more battery problems and no worries because of sunlight that bothers the IR receiver. The ACPL has a brushed aluminum front that fits