Digital Storage Oscilloscope 1GHz 5GSa/s, 4 Channels. The Agilent (now Keysight) DSOX4104A is a Digital Storage Oscilloscope of the Agilent (now Keysight) InfiniiVision 4000X Series with 4 channels and a bandwidth of 1 GHz. It is "œdesigned for touch to save setting time. Bandwidth: 1 GHz Number of channels: 4 Sample rate max.: 5 GSa/s Update rate: 1,000,000 waveforms/s Deepest memory: 4 Mpts MegaZoom IV uncompromised smart memory standard Large screen: 12.1 inch capacitive touch display Segmented memory standard Hardware-based serial decode/trigger, including USB 2.0 Interface designed for touch Innovative InfiniiScan Zone touch triggering 5 instruments in one: Oscilloscope Logic analyzer (MSO) Serial protocol analyzer, including USB (optional) WaveGen 20 MHz dual channel arbitrary/function generator (optional) Digital voltmeter (DVM) with 3-digit voltage and 5-digit frequency counter measurements (optional)"