The Hosa Technology GSK-112 adapter allows for the connection of amplifiers and PA speakers. It converts a 6.35 mm TRS jack into a Speakon connector. Speakon connectors provide a locking connection for added security when using live audio amplifiers. This adapter features a female 6.35 mm TRS jack connected to a 15 cm, 12 AWG gauge cable, terminating in a locking Speakon connector.