<b>About the product</b> 1. High quality touch screen digitizer sensor board replacement for Samsung Galaxy Note IV / N910 2. It is used to replace your broken or unworkable touch screen digitizer sensor board with a new one 3. Each item has been checked and in good condition before shipping 4. Professional installation is highly recommended. We will not be responsible for any damages to your cellphone/mobile phone that you may cause during the changing of replacement parts