Have had two of these for a few years now and have used them primarily as compact pa systems with an acoustic guitar and vocal mic. Works very well for dinner music, with the balanced mic input in channel two and the effects are just enough for a little ambience without having to bring in anything other than instrument, mic, stand and amp - one quick trip. Over the last few yeas I've had to call Acoustic Image only a couple of times and always had the phone answered very quickly, and had...