This connector fully complies with the IEC 62368-1 device standard, thanks to its component certification according to IEC 61984. 4-pole chassis connector, with black D-size flange, countersunk holes for vertical PCB mounting. The connectors speakON panel mount connectors are the standard chassis connectors for speaker/amplifier interconnections. They feature a unique metal locking system, which establishes contact only when completely locked. speakON receptacles are robust, versatile and easy to terminate.