Tektronix TBS1052B Digital Storage Oscilloscope, 2 Channel, 50 MHz Bandwidth, 5 Year Warranty Tektronix designed and manufactured 7 WVGA (800X480) Active TFT Color Display Maximum real-time sample rate of 2GS/s on all channels without interleaving and record length of 2.5kpts per channel for acquiring detailed waveforms UL Certified, CE approved, CAT II 300V safety rated No cooling fan meaning lower noise, higher reliability 5-year warranty