У вашего броузера проблема в совместимости с HTML5
Warming up backstage will determine whether or not I have a good show, I've tried a bunch of portable alternatives and they all feel strange or the tone is too thin or too fuzzy. JamUp and BIAS allow me to scrutinize my tone to where it feels and sounds the way I need it to.
www.positivegrid.com
Video by Jeff Holcomb - www.youtube.com/user/jeffecation