Grazie per aver letto la descrizione! Merci d'avoir lu la description! Thank you for reading the description! SG L40 LED stereo VU meter Board size: 52x51mm 2 boards - 2 x 20 led - 40 led Amber color all LED or please write me what colors you need. VU meter input signal: audio line level output from your amplifier. Do not use output for loudspeakers! VU meter power supply is not included: you will need +5V/1A Options you can choose: 1. Assembled - both boards are assembled, tested and working 2. DIY KIT Not assembled - you will receive all parts and you will need to solder them 3. PCB only - you will receive PCB only Assembling video is available on YouTube my channel. You must have good soldering skills. The circuit will be enclosed in the box. Write me please if you have any questions with this VU meter. Thank you! Saulius |