1. The casing is made of high-strength plastic, and the internal conductors are made of copper, ensuring durability. 2. It uses 13AWG copper wire internally, supporting high-power speaker amplifiers. 3. This is an interface extension adapter. It does not have internal filtering circuits and does not provide signal filtering or shielding functions. 4. Suitable for extending and converting professional speaker interfaces. 5. It can be used to connect two NL4FC speaker cables together, extending the cable length. 6. Interface type: NL4FC Speakon Female x2 7. Dimensions: 80mm x 32mm x 27mm 8. Weight: 50g
