Show A2: The Show A2 assists the A1 during show. The primary responsibilities include: management of wireless-microphone frequencies and interfacing with presenters. The Show A2 is recommended primarily in the General Session environment. Video Tech Services is the most renowned nationwide company that provides elite AV contractor professionals for live corporate events, trade-shows, conventions, and more. We are always looking for talented, skilled AV technicians, Show A2’s. If you think you’re an AV technician Show A2, seeking an independent contractor opportunity in the cities we service, please submit your resume using the form below.