Handheld Digital Storqge Oscilloscope & Digital Mutimeter Dual Channel, Bandwidth: 20MHz (per Channel )Sample Rate: up to 100 Msa/s;Edge Triggering, Video Triggering;5 Automatic Measurements;Manual Cursor Measurement;2k / Channel Memory Depth; RS-232, USB Port for Programming & Data Transfering;3-3/4 Digit DMM w