Operating Instructions Connect the Left and Right speakers together by inserting the plug from the Left speaker into the jack marked “LEFT SPK” on the back panel of the Right speaker. See diagram above. Connect one end of the Stereo Audio Cable to the jack marked “AUDIO IN” on the back of the Right speaker. Connect the other end of the Stereo Audio Cable to the LINE OUT, AUDIO OUT, or HEADPHONE jack of your external audio source, such as a personal CD player, MP3 player, iPod®, notebook computer, etc.