These 14-gauge Speakon to Speakon Professional Speaker cables use authentic Neutrik NL2FXX-W-S connectors and are RoHS compliant. For professional applications, Neutrik Speakon connectors allow you to plug straight from an amp to a speaker with increased power transfer. Neutrik NL2FXX-W-S: SpeakOn 2 Pole Connectors Neutrik NL2FXX-W-S connectors14 AWG Speaker Wire with rubber jacket 0.330" ODBlack PVC Matte jacket for durability, flexibility, and low visibility on stageType: Unbalanced These speaker cables features Speakon connectors that are designed with a locking system that may be used for soldered or screw-type connections. Speakon connectors are a higher current-carrying alternative to TRS connectors, two-pole twist lock, and XLR connectors for loudspeakers. Speakon connectors lock into their sockets with a twisting motion, making them significantly less prone to disconnection than standard TRS plugs. Speakon connectors are fully shielded from human touch, preventing electrical shock risks associated with high power audio amplifiers and unshielded connections.Made in the USA, assembled in Dallas, Texas