Sirius Echo Antenna Signal Repeater System Accessory
The Echo Antenna connects to a SIRIUS radio or the SIRIUS radio dock and receives the wireless signal from the Echo Transmitter. It can be placed on a flat surface or wall mounted vertically using two screws and the mounting slots on the base of the unit.
The Echo Antenna comes with a 4 feet cable with which it connects to the SIRIUS radio. It has a green LED on the front, labeled "POWER". It also has a black plastic antenna on the side that can swivel up and down.