Simplifies connection of professional loudspeaker/amplifier systems Robust, versatile and easy to assemble All contacts are "touch proof" to meet the test safety requirements of IEC65/IEC348 Terminations are solderless, with easy assembly, making the connectors field serviceable 2-way Speakon to 2 pole (mono) 6.35mm jack adaptor 4-way couplers have a lock facility