This signal junction box is the most custom made product ever made. A simple product to connect cables to cables. Are you always using many musicians incorporating them into the pedal board or rack system? in the USA. Filled with know-how that has accumulated over 20 years and is the best of them? sound quality and convenience. The JB-41C supports 1 out of 4 wires, and the JB-82C supports 2 out of 8 wires. Use audio line balance signals or stereo plugs? and amplifier control signals. Not only is the phone jack, but also the DIN connector? in mind. Use 7Pin DIN Connector? So it supports MIDI cables and ARC series LINK connections.