Features: USB 2.0 interface and USB power supply, convenient and easy to use. Support for 72 hours long time data logger and wavefom recording and playback examine. Support waveform image import as the comparison reference for real-time waveform. Wide application, suitable for general purpose and precision testing, ripple and noise measurements for power supply characterization. Support for buffer wavefom preview and wheel operations. Support for multiple operating systems, for Win XP, for Win 7, for Win 8.1 and for Win10. Support for Serial bus decoding and general purpose I/O interface (TTL3.3V). The source hardware interface to support expansion modules and open software API for third party development. Suitable for being embedded in industrial testing equipment for use and embedded electronics courses for the educational market. Suitable for multi-sensor systems and for Serial bus decoding, car inspection and maintenance, current/voltage recording and analysis system for solar power supply and lighting system, and DIY makers to develop their own modules. Specification:Condition: 100% Brand NewItem Type: OscilloscopeMaterial: Plastic Model: C550 Input Sensitivity (Vertical 10 Divisions): 50mV/div to 2V/div Connector Type: 2 channels with BNC sockets, 20 mm spacing Vertical Resolution: 8 Bit Maximum Sampling Rate (S/s): 1G (equivalent) Bandwidth (-3dB): 50MHz Input