The product is a lot of 2 JDSU SmartClass Home Field Service Testers and 1 JDSU HST-3000 SIM. These tools are designed for testing and measuring cable television systems, specifically in the field service setting. Manufactured by JDSU in Mexico, they are reliable and efficient tools used for ensuring quality control and performance evaluation in the telecommunications industry. The JDSU SmartClass Home Field Service Testers provide accurate and comprehensive testing capabilities, making them essential for maintaining and improving the efficiency of cable television systems. These are untested and being sold as is for parts!