Qvis - CCTV Manufacturers And Trade Suppliers qvis,qvis global,qvislighting,byocycles,adata Qvis leads the way in innovation and has done since its inception. We were the first to integrate a CD Writer into our recorders and the first to offer the Eyeball Dome - now the best-selling camera in the world. Our continued passion to provide cutting-edge and affordable technology to our customers drives our business and is the instrument we use to ensure we deliver well-grounded solutions over and above that of just security. Qvis is now the choice of security professionals around the globe, constantly growing in stature, and is known as a brand that doesn't compromise on quality.