... bandwidth, max.250MHz 2.500Ms sample rate 3.2channle, color display 4.with USB interface MCH USB Oscilloscope, DS-2025CA Digital Oscilloscope, 25MHz ... sourcesCH1, CH2, Ext, Ext/5, Ext(50Ω)Horizontal accuracy±0.01%Vertical sensitivity2 mV/div to 5V/divVertical resolution8bitMax. input ... subject to change without prior notice. 25Mhz DS-2025CA USB digital Oscilloscope dual channel 25MHz freq.,