У вашего броузера проблема в совместимости с HTML5
Here is my comparison of 18 drive pedals.
Blackstar HT dual
Vox Bulldog Distortion
Carl Martin Plexitone
Rocktron Silver Dragon
Visual sound Jekyll & Hyde
Vox Duel Overdrive
Hardwire Valve Distortion SC-2
Boss Power Stack
Danelectro Cool Cat fuzz
Boss Adaptive Distortion
Boss OD-3
Hardwire Tube Overdrive CM-2
MXR Badass Distortion
Line 6 Uber Metal
Boss Metal Core
Hardwire Metal Distortion TL-2
T-Rex Bloody Mary
Boss Metal Zone