Pyle PCM60A 100 Watts Power Amplifier with 25 and 70 Volt Output Power On/Off Switch & LED Indicator AUX 1/MIC 1 Output Level Control AUX 2/MIC 2 Output Level Control Power On/Off Switch & LED Indicator - Contour Control on/off Loudness Switch - MIC 1/MIC 2/MIC 3 Terminals (MIC 1 Auto Talkover) - MIC 1 VOX (Auto-Talkover) Switch - Replaceable Fuse AUX 1/MIC 1 Output Level Control - AUX RCA Output - TEL/PAGING Terminals - Monitor 600-Ohm 1V Terminals (Music On Hold) - Unswitched 500W Max AC Outlet AUX 2/MIC 2 Output Level Control - AUX 1/AUX2/AUX 3 RCA Input - Paging Output Level Control - Monitor 1W 8-Ohm Terminals (Music On Hold) - 110/220 Voltage Selector AUX 3/MIC 3 Output Level Control - AUX/MIC Input Selector Switch - MIC/TEL VOX Level Control (Internal) - Monitor Output Level Control (Music On Hold) - Detachable AC Power Input Bass and Treble Tone Controls - Mute Terminals - MIC 1 XLR Connector - Speaker Terminals (COM/4-ohm/8-Ohm/16-Ohm/25V/70V) - Dimensions: 16.93''W x 3.46''H x 10.51''D