The DS1104Z-S Plus is a high quality 4 channel 100 MHz oscilloscope with a 1G Sa/s real time sampling rate. Since it is an ''S'' model, it comes with a built in 2 channel 25 MHz signal generator. This scope also includes a 7” WVGA intensity graded color display for easy viewing. The DS1104Z-S Plus features an easily accessible source control button and 4 easy to access analog channel ports. With an industry leading 12 Mpts memory (upgradeable to 24 Mpts) and a waveform capture rate of up to 30,000 wfms/s, the DS1104Z-S Plus is a great solution for nearly any application.