Ensoniq ESQ-1 Wave Synthesizer with EPROM CartridgeNotes Low Battery message upon booting the instrument Includes EPROM cartridge Mod wheel is crooked bent but does function, though with a bit of resistance. A Ensoniq ESQ 1 Wave Synthesizer with EPROM Cartridge in Good condition! At Evolution Music, we attempt to highlight cosmetic defects (if any) by picturing every angle of every piece of gear so you know exactly what you are getting. We always picture any and all accessories too. What you see is