4 analogue channels, waveform capture rate is 400,000FPS.1GSa/s real-time sampling rate,250MHz bandwidth. 128Mpts memory depth, 80,000 section fragmentation. It is powered by USB2.0 Interface, plug and play device with small size which is easy for carrying. High-cost performance, pass/fail test, resourceful trigger function, dynamic cursor tracking, waveform record, and replay function.