The roland pm 100 personal drum monitor amplifier is a high quality monitor amplifier from roland specially designed and optimised to accurately reproduce rolands famously expressive v drum sound'. '.strtoupper('t')he monitor features a dedicated v drums input with a volume control knob along with a 1 4 line input for other audio sources and for playing along to your favourite songs.featuring a rugged cabinet and a custom full range speaker system made up of a 10 speaker and a powerful 80w amplifier that combine to accurately reproduce audio with projection and exceptional clarity the integrated 2 band eq controls allow you to adjust the tonal characteristics to optimise the sound to suit your preference'. '.strtoupper('d')esigned and optimised specifically for electronic percussion the roland pm 100 is the ideal portable drum monitor amplifier for rolands v drum electronic kits.