Audio2000'S AWM6152 Infrared Wireless Microphone System Two-Channel Infrared Wireless System There are four infrared sensor RCA input jacks. Two Independent 1/4" outputs One Power-On LED Indicator, Two RF LED indicators, and Two AF LED Indicators Two-Channel Infrared Wireless System ^There are four infrared sensor RCA input jacks. ^Two Independent 1/4" outputs ^One Power-On LED Indicator, Two RF LED indicators, and Two AF LED Indicators