"Your AV TECH team" Audio-Visual installation service. Did you know Sands TECH AV can generate labor/travel/timeline estimates during the bid process? Ask us about how our AV TECH team becomes your representation onsite.  No need to show up to site, your AV TECHS have you covered. Our TECH AV team of professionals have the skills to tackle large and complex projects from inception to completion, on budget and on schedule using consistent and accurate communication to maximize your projects success.