Stanford Isaac Rhodes IV's vehicle is the Reverb, a purple sports car with a massive sound system and can fire powerful sonic blasts from below, sides, and rear, as well as from giant retractable cannons on the hood called Sonic Artillery. The sound system is also used to echo-map Battlezones and to locate Keys and enemy positions. Underwater, it can function like a sonar system.It is reveled in episode 16,that the Reverb is sound prof.
Reverb
Sonicslash
In season 2 stanford's Reverb combines with Vert Wheeler's Saber to create the Sonicslash.
Reverb sonic cannon