Oscilloscope; Digital Storage, 100MHz, 2GS/s, 4-CH, TFT Color Display, USBPorts certificate of traceable calibration standard.The TDS2000C Oscilloscope Series provides you with affordable performance in a compact design. Featuring Tektronix proprietary technology, the digital real-time sampling architecture means you can accurately see small signal details. Every model is packed with standard features, including USB connectivity, 16 automated measurements, limit testing, built-in help menu and a Lifetime Warranty**. Get more done in less time with the TDS2000C Oscilloscope Series.