we need more clues lol...i have totally run out of ideas
an amplifier?
headphones?
some mp3 player?
alienware hard drive?
a hub?
i had to put my brains thru a "juicer" to squeeze this one out
ooh and one more came out....a UPS?
a silicon chip maybe?
Network audio streamer?
External Sound Blaster?
or possibly a turntable?