Rostra 250-7504-FD1 Con-Verse Bluetooth Control Switch<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Custom-fit and vehicle-specific wiring harnesses included in every Bluetooth kit makes for quick and easy installations normally involving no cutting or splicing of existing vehicle wiring</li><li>Utilizing the internal memory in every Bluetooth module allows for the memorization of up to 5 different cellular phones! Extra phones can be added in just a few short steps， if needed</li><li>Phone calls already in progress are transferred between the Bluetooth module and your cell phone seamlessly when your vehicle's ignition is turned on or off</li><li>Rostra offers a variety of switches to be connected to your Bluetooth system allowing you to keep the original fit and finish of your vehicle's interior</li><li>With the single-button volume control built into every Bluetooth control switch， the audio playing over your vehicle's speakers is centralized， easy to find and easy to use</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51jIEkLic%2BL.jpg" noproxy>