Harman Kardon ABH4000 4-Zone/8-Room A-BUS Expansion Hub with RJ-45 Connection Jumper Cable - Cat. 5 Ready - Works with AB-1 and AB-2 Controller Keypads

With the Harman/Kardon ABH 4000 Hub and up to four different input sources (including your Harman Kardon AVR), you can easily divide your house into four separate entertainment zones, where individual musical tastes may prevail. Link in an A-BUS-equipped Harman Kardon product and make its tuner, XM Radio and The Bridge docking station for iPod accessible from throughout the realm. May domestic bliss and your favorite music be with you.