Apple AirPort Express 5.1 - Manual (Page 15)

Chapter 2 Using AirPort Express 15
Using AirPort Express with AirTunes to Play iTunes Music
on Your Stereo
You can connect your AirPort Express to your stereo with a Toslink-to-mini digital fiber
optic cable or a mini-stereo-to-dual-RCA cable, or mini-stereo to mini-stereo cable,
depending on what type of connectors your stereo uses, and use AirTunes to wirelessly
play music from iTunes.
What It Looks Like
Optical digital audio input port
or
or
Toslink-to-mini digital
fiber optic cable
or
Mini-stereo-to-RCA
cable
Stereo receiver
Computer with iTunes
Line Out
port
RCA-type left
and right audio
input ports