Many suppliers provide high quality and 100% genuine biometric attendance systems. Contact them and avail a secure employee handling means. Fifty years ago, all components of an electronic product were manufactured by the same company that produced the final product.
This meant that the manufacturer had to purchase the raw materials, employ experts, carry inventory for each and every individual component that goes into the product. In addition, this made it extremely difficult for small companies with small runs to enter the market and compete.