The Model 4355 plugs into the dock connector on any model of iPod. The Model 4355 provides a wireless link to send stereo music from the iPod to a Bluetooth stereo headset or to a Bluetooth stereo receiver like the Zoom Model 4360. Bluetooth AVRCP profile support allows the music on the iPod to be automatically paused by the Model 4355 when a cell phone call is received using headphones that also support AVRCP. Power is provided by the iPod battery or a USB port. The Model 4355 is a Class 2 Bluetooth device with a range of 33 feet (10 meters) when connected to other Class 2 devices and up to 66 feet (20 meters) when connected to Class 1 Bluetooth devices.