It's a brand new and professional PC based USB digital storage oscilloscope. The high quality anodized aluminum case is extremely durable and heat-resistant. The bandwidth is 50MHz and the sample rate is 150MSa/s. <br><br><strong>Features:</strong> <br>Great industrial design, the high quality anodized aluminum case is extremely durable and heat-resistant. <br>Features one USB 2.0 port and the standard USBXI(TM) interface, no extra power cord needed. <br>Compact size, easy to carry; more suitable for laptop. <br>50MHz bandwidth, 150MSa/s real-time sampling. <br>Supported Windows 7, Windows NT, Windows XP ,VISTA. <br>More than 20 kinds of measurement functions, PASS/FAIL Check functions, suitable for engineering applications. <br>Waveform average, persistence, intensity adjustment, addition, subtraction, multiplication, division and X-Y display. <br>Saves Waveform on screen in JPG/BMP, Excel formats. <br>FFT spectral analysis function. <br><br><strong>Specifications:</strong> <br>Channel: 2 Channels <br>Bandwidth: 50MHz <br>Max. Sample Rate: 150MSa/s <br>Storage Depth: 10K-64KB/CH <br>Vertical Resolution: 8 Bit <br>Input Impedance: 1MΩ 25pF <br>Coupling: AC/DC/GND <br>Voltage Range: 10mV-5V, 9Steps <br>Vertical Accuracy: ±3% <br>Timebase Range: 4ns-1h, 38 Steps <br>Vertical Adjustable: Yes <br>Input Protection: Diode Clamping <br>X-Y: Yes <br>Autoset: Yes (30Hz to 50MHz) <br>EXT. Input: Yes <br>Trigger Mode: Auto, Normal and Single <br>Trigger Slope: +/- <br>Trigger Level Adjustable: Yes <br>Trigger Type: Analog <br>Trigger Source: CH1, CH2, EXT <br>Pre Trigger: 0-100%  <br>Sampling Selection: Yes <br>Waveform Display: Port/Line, Waveform Average, Persistence, Intensity <br>Network: Open/Close <br>Vertical Mode: CH1, CH2, Dual, ADD <br>Cursor Measurement: Yes <br>Math: FFT, Addition, Subtraction, Multiplication, Division <br>Cursor Display: Frequency, Voltage <br>Data Samples: 10K-64K/Channel <br>Package Size: 23 * 17 * 7.5cm / 9.05 * 6.7 * 2.95in (L * W * H) <br>Package Weight: 800g / 28.24oz <br><br><strong>Package List:</strong> <br>1 * Oscilloscope <br>1 * USB Cable <br>1 * CD <br>2 * Probes <br>2 * User Manual (English)