The Gefen EXT-AUD-14816 is a 1x16 Audio Distribution Amplifier splits your analog audio and distributes it to up to 16 different devices at the same time. It provides you with a simple and effective method for creating audio in multiple locations using the same audio source. It also supports the extension of each of the distributed audio signals to different locations up to 1000 feet away from your computer. You simply connect your analog audio source to the 1x16 Audio Distribution Amplifier's sender unit using the supplied stereo cable. Up to 16 receivers (one per channel) connect to your speakers or audio output devices. One CAT-5 cable per receiver connects the sender to the individual receivers in multiple locations - up to 1000 feet away.