KORG Nu:Tekt NTS-2 oscilloscope kit assembly without soldering DIY oscilloscope kit multi-functional tool for musicians

Korg Nu:Tekt NTS-2 Build Your Own Oscilloscope Kit

3.5mm Stereo to Dual Mono Cable, 2 Pack 6inch 1/8" TRS Male to 2 TS Mono Female Adapter Gold-Plated Connector Audio Y Splitter Cord for Headphone, Speaker