IP35 Features The Dual IP35 allows you to listen to any portable music, video, or multi-media player equipped with a 3.5mm headphone jack. Compatible with all portable digital music players regardless of manufacturer or platform - the iPlug delivers your music on your terms. Multiple mounting options allow you to install iPlug in the most convenient location for easy front-of-dash access. Just plug your player into the iPlug's 3.5mm jack and start enjoying.