iTeck COMBO Dock Extender Converter 30-Pin Pass Through Adapter PLUS 4ft 30Pin Extender Cable for iPhone 4, iPod & iPad 2 - Works with Bose SoundDock Sony iHome etc Without Removing the Case This 30-Pin Pass Through & 30Pin Extender Cable COMBO passes all functionality through to your iPad iPad 2, iPhone 3 3GS 4 4S & iPod 2nd 3rd 4th Gen. Compatible with latest iOS5.0 or later Provides great convenience to enjoy music from distance without removing iPhone iPod from the case. Fits all protective cases covers, or skin on the planet (except Apple's iPhone 4 bumper case). Compatible with Bose SoundDock, Sony, iHome, Logitech and other dock players INCLUDES: 1X30Pin Pass Through Converter & 1x30-Pin Extender Cable 4ft Long in Black or White