BIRUGEAR 4 x 6FT Optical Toslink Audio Cable + 3x1 Optical Audio Toslink Bi-Directional Switch for Sony PS4, XBOX 360 The switch works Bi-Directionally. This switch makes you to connect 3 input devices to one output device or vice versa. There are 1-in and 3-out Signal Jack or vice versa. One Toslink 3x1 Optical Audio Toslink Bi-Directional Switch and (4) 6ft Toslink Cables.