This is iPhone 3GS Silent Mute Switch Button Replacement Spare Parts for iphone 3GS repairing. This iPhone 3GS Silent Mute Switch Button Replacement will fit the 3G and 3GS version of the iPhone, please see our other spare parts for 3GS Original iPhone parts. If the buttons on the casing of your iPhone 3GS are worn, broken or damaged, then this is the replacement set that you need. Your iPhone 3GS will function well as previous after replacement of this iPhone 3GS Silent Mute Switch Button Replacement Spare Parts.