Features： 1、8MHZ HS OUTPUT: High speed frequency (HS) output up to 8MHz, offset from 0.5pp‑5Vpp, amplitude from 0.5Vpp‑14Vpp 2、RESTORE LAST USED CONFIGURATION AUTOMATICALLY: The power supply will automatically restore the last used configuration, the working voltage is DC7‑9V, support 1602 LCD display 3、ADJUSTABLE SIGNAL AMPLITUDE: The offset of DDS signal amplitude can be adjusted separately by two potentiometers, DDS frequency range from 1HZ-65534Hz, 1, 10, 100, 1000, 10000Hz subsection 4、VARIOUS SIGNAL WAVES SHAPES: DDS signals include sine wave, square wave, sawtooth wave, against sawtooth wave, triangle wave, Electrocardiogram wave and noise wave 5、SELECTED OUTPUT WAVEFORM: The main functions are output waveform selection, left and right output frequency, output stop or start Specification： Item Type: DDS Function Signal Generator Module Material: PCB Working Voltage: DC7-9V DDS Frequency Range: 1HZ-65534Hz Display: 1602 LCD Segment Input Value: 1, 10, 100, 1000, 10000Hz Offset: 0.5pp-5Vpp Amplitude: 0.5Vpp-14Vpp The Main Function: UP output waveform selection DOWN output waveform selection Left output frequency - Right output frequency + STOP or RUN: Output stop or start Package List： 1 x DDS Function Signal Generator Module 4 x Gasket