This is the Samsung Nexus 25 & 50 Home Cradle Replacement Kit. Included is the Cradle for the Nexus 25 and 50. This Home Cradle, allows you to enjoy your Samsung Nexus Receiver from the comfort of your home, without having to place your receiver in a awkward position. Install is easy, simply connect the power, and antenna connectors to the cradle, then position the antenna for the best signal. Once that is done you can sit back and enjoy the quality service from XM Satellite Radio.