This is an Analog Audio Extender that allows you to transmit stereo RCA hi-fi audio over Cat5e or Cat 6 cables. It features RCA/Phono Female connectors on one end and Cat 6/Cat 5e connectors on the other end with a 3 ft cable length. The extender is portable, shielded, and gold-plated, making it suitable for universal use with amplifiers. It is black in colour.