SIENOC 5 x RCA Male Adapter Terminal Block > RCA Male RCA Adapter DC Block Screw Connector 2-Pin Connector Cable to RCA Connector : Amazon.de: Electronics & Photo
RCA (Composite Video, Audio) Male Plug Terminal Block : ID 2792 : $1.50 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: 5 Pin Din Female to 4 RCA Male Professional Grade Audio Cable for Bang & Olufsen, Naim, Quad.Stereo Systems (0.3m/1ft) : Musical Instruments
Amazon.com: CablesOnline 1ft 5-Pin Din Male to 2-RCA Male Professional Grade Audio Cable for Bang & Olufsen, Naim, Quad.Stereo Systems (BO-201K) : Electronics