The device design of a 3-pin XLR connector for microphone cables is typically used for passive speakers and power amplifiers Speakon to XLR cable is suitable for recording studios, DJ mixers, concerts, stage monitors, speakers, subwoofers, and stage monitors. Speaker Plug to XLR Cable core uses multiple shielding layers to prevent external signal interference and reduce electromagnetic and RF noise. Audio jack speaker cable is equipped with a very precise quick locking system, a black+blue male connector with a spring latch, used for tightly connected self-locking connectors. Speakon speaker cable will only disconnect when the unlock button is pressed. Speakon speaker cable is made of high-quality PVC and all copper wire material, which has good elasticity and flexibility. Copper wire provides reliable and interference free audio transmission, HI-FI sound quality, and no signal loss or delay. No static electricity, low noise. Speakon to XLR speaker cable, Speaker male connector and XLR male connector, used to connect NL4FC port and 3-pin XLR interface, to transmit audio signals from instruments or microphones to speaker systems and amplifiers.