tech 21 introduces studio 21 Published 3 years ago • 1.5K plays • Length 2:13 Download video MP4 Download video MP3 Similar videos 2:09 tech 21 studio 21 hits the street: justin chan 15:58 beginner guitar pedal | tech21 gt2 sansamp unboxing and demo 7:08 sansamp gt2 preamp simulator (clone) 17:00 3 tips to better amp-less pedalboard tones (strymon iridium, tech 21 sansamp gt2, goodwood audio)