Easily connect your machine & power supply RCA conversion jack input for your machine Long-lasting stainless steel connections 6 ft. long flexible RCA cord with standard 1/4 in. phono plug This tattoo machine RCA conversion kit by AmeriVolt will allow you to power your tattoo machine with an RCA cord instead of a traditional clip cord. Simply install the RCA conversion jack input onto your machine by undoing 2 screws, and connect your machine to your power supply using the included 6� flexible RCA cord. This conversion uses stainless long-life clips to make solid machine contact, and the RCA cord has a standard 1/4� stainless-steel phono plug to fit all tattoo power supplies!