DIY STM32 LCD Music Spectrum Display Module 5V USB Interface Kit

Features: Clear LCD display the spectrum of musical instruments. With 2 buttons for operation, easy and convenient for use. Short press K1 to set spectrum columnar width(1-5). Short press K2 to set the display mode, 10 modes in total. Long press K1 to enter setting interface, setting foreground color, background color and gain values. Mini USB interface for power supply, 3.5mm headphone jack. Parameters memory function when power off. Default Parameters: Mode: 0 Columnar Spectrum Width: 2 Gain: 0.5 Foreground color: GREEN Background color: BLACK Specifications: Display: LCD Screen size: 52 * 40mm Power supply mini USB DC 5V Jack interface: 3.5mm Gain values: 0.125, 0.25, 0.5, 1, 2, 4 USB cable length: 80cm Connecting cable length: 120cm PCB size: 85 * 55cm Product weight: 31g / 1.11oz Package size: Approx. 11 * 11 * 2cm Package weight: 72g / 2.54oz Package includes: 1 x STM32 Spectrum Display Module 1 x USB Cable 1 x Audio Cable