The company's main business includes renting, selling, and recycling of oscilloscopes, spectrum analyzers, network analyzers, signal generators, digital multimeters, digital source meters, oscilloscope calibrators, mobile comprehensive testers, Stanford series instruments, noise factor analyzers, data collectors, NI-GPIB cards, impedance/LCR testers, audio analyzers, Bluetooth/WANL testers, power and battery testers, probes/accessories, antenna line testers, power meters, and frequency meters.