Features: ISDS205C dual-channel digital oscilloscope, well-designed bandwidth of 60M, 200M sampling rate, 2 channels, alternating support X, Y and XY alternating pattern of two-channel virtual oscilloscope,spectrum analyzer, data recorder and logic analyzer The logic analyzer supports Serial Peripheral Interface, IIC, UART and other 16 protocol analysis. The device communicates with PC via high-speed USB2.0. 4 in 1, multifunctional, with the functions of digital oscilloscope, spectrum analyzer, data recorder and logic analyzer Super small size, easy to carry, can be put directly into the computer bag, easy to travel and teaching Specification: Digital Oscilloscope ISDS205C INSTRUSTAR Channels 2 Impedance 1M 25pF Coupling AC/DC Vertical resolution 8Bit Gain range -6V ~ 6V(probe X1) -60V ~ 60V(probe X10) Vertical accuracy 3% Timebase range 1ns-20s Input Protection Diode,50Vpk Autoset Yes(10Hz to 20MHz) Trigger Mode Auto,Normal and Signal Trigger Type No,Rising edge,Falling edge, Rising edge or Falling edge Trigger level Yes Trigger Source CH1, CH2 Buffer Size 1MB/CH Bandwidth 20MHz Max sample 48MS/s Vertical mode CH1, CH2, ADD, SUB, MUL Display Mode X,Y-T and X-Y Measurements Yes Wave save Osc(Private),Excel and Bmp Spectrum Analyzers Channels 2 Bandwidth 20MHz Algorithm FFT(18 windows),Correlation FFT points 8-1048576/CHN FFT measure Harmonic(1-7),SNR,SINAD,ENOB,THD,SFDR Filter processing FIR filter supports arbitrary range of frequency sampling method , and Rectangle, bartlett, triangular, cosine, hanning, bartlett_hanning, hamming, blackman, blackman_Harris, tukey, Nuttall, FlatTop, Bohman, Parzen, Lanczos, kaiser, gaussand dolph_chebyshev, window method design. IIR filter support "Butterworth", "Chebyshev I", "Chebyshev II", "Elliptic" type of filter design. Data Recorder Channel 2 Impedance 1M 25pF Coupling AC/DC Vertical resolution 8Bit Gain range -6V ~ 6V(probe X1) -60V ~ 60V(probe X10) Sample 1 channel : 1K~24M Hz 2 channel : 1K~16M Hz Save File The maximum 4G, recording time associated with the sampling rate Logic Analyzer Channel 16 Sample 8 channel: 250K~24M Hz 16 channel: 250K~16M Hz Sample points 1M-2GB Logic Analyzer Channel 8 Sample 25K~24M Hz Protocol Analyzer Atmel SWI, BiSS C, Serial Peripheral Interface , I2C, CAN, UART, I2S/PCM, DMX-512, JTAG, LIN, Manchester, 1-WIRE, UNI/O, Simple Parallel, MDIO, USB1.1, PS/2 Keyboard/Mouse Sample points 1MB~10TB Size 17*11.5*3cm/6.7*4.5*1.2in Weight Approx.688g/24.3oz Package list: 1* virtual oscilloscope 1 * Ribbon cable 20 * test hook 1 * USB cable 1 * adjust tool 2 * protection sleeve 8 * id ring 1 * CD