Features:1. Multiple functions: Pass/fail test, resourceful trigger function, dynamic cursor tracking, waveform record, FFT spectrum analyzer and other function.2. The Owon VDS3102 2+1 channel virtual oscilloscope is an oscilloscope that can connect directly with PCs through a USB connection. 3. Good mechanical design with small size which is easy for carrying.4. Accommodates users with 100 MHz of bandwidth, 1 GSa/s real-time sample rate, and multiple trigger modes - edge, video, slope, pulse, and alternate. Its USB powering facilitates mobile tests under powerless conditions. 5. Fit for the portable computers, table PC, and repairing/fixing of production line.Specification: Item Type: OscilloscopeMaterial: Metal + Plastic Model VDS3102 Bandwidth 100MHZ Channel 2+1 (multi) Sample Rate 1GSa/s Horizontal Scale (s/div) 2ns/div-100s/div, step by 1-2-5 Rise Time ≤3.5 ns Record Length 10M Input Coupling DC, AC, GND Input Impedance 1MΩ±2%, in parallel with10pF±5pF Channels Isolation 50Hz : 100 : 1, 10MHz : 40 : 1 Max Input Voltage 40V (PK - PK) (DC+AC, PK - PK) DC Gain Accuracy ±3% DC Accuracy Average≥16: ±(3% reading + 0.05div) for T Probe Attenuation Factor 1X, 10X, 100X,