6/10pcs black red 4mm JS-919 terminal banana angle plug connector crimp terminal amplifier audio plug cold press without welding
https://www.vogueparade.com/shopping/EN/5/1/1005003206050313/610pcs-black-red-4mm-js-919-terminal-banana-angle-plug-connector-crimp-terminal-amplifier-audio-plug-cold-press-without-welding//