This is a Speakon (male) to phone (female) jack adapter. It's used when connecting devices with only Speakon jacks with a phone cable. Features: This is a Speakon (male) to phone (female) jack adapter. It's used when connecting devices with only Speakon jacks with a phone cable. ■Product Code: 4515515856746 Categories: Musical Instrument Accessories, Cables/Shields, Conversion Plugs, Musical Instruments, Crafts, Collections, Musical Instruments, Equipment, Recording, PA Equipment, Conversion Plugs, Connectors JAN/ISBN Code: 4515515856746 Product Code: mt0012504