2 pole cable connector, quick lock, integrated chuck type strain relief for cables 6 - 10 mm diameter, intermates with 4-pole chassis connector and makes contact with +1/-1 The industry-standard for loudspeaker connections offer extremely reliable and robust cable connectors with a reliable locking system. They feature solid contacts with screw-type terminals including a stranded wire protection which offer also solder termination. Features & BenefitsCurrent rating 30 A rms continuous Reliable and robust, easy and fast to assemble Contacts are touch proof and meet all safety requirements (IEC, UL, CSA) Accurate and dependable twist lock latching system 'Quick Lock' High impact material for insert and housing, long-lasting and dependable Chuck type strain relief system for secure clamping of cable