The sampling rate is up to 24 MHz, up to 24MHz. 16MHz, 12MHz, 8MHz, 4MHz, 2MHz, 1MHz, 500KHz, 250KHz, 200KHz, 100KHz, 50KHz, 25KHz The logical sampling rate of each channel is 24M/s. The general application is about 10M, which is enough to deal with problems 8 Channels Voltage range: Input voltage range: -0.5V to 5.25V Input low voltage: -0.5V to 0.8V Input high voltage: 2.0V to 5.25V Suitable for 5V, 3.3V, 2.5V, 2.0V . 1.8V can be used it is not recommended. Input impedance: 1Mohm 10pF (typical, approximate) Crystal: +/- 20ppm, 24MHz Error/precision: pulse width measurement: +/-42ns (24MHz) Condition: New Type: Module color:As shown Material:plastic Package Contents: 1 x USB analyzer Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.