High-quality power/volume button flex cable for the XiaoMi Redmi Note 7. The volume button is used to increase or decrease the volume, while the power button is used to turn the device on or off. Replace the damaged, broken, or unrecognizable volume and power buttons with our replacement part. Professional installation is recommended. Each component has been tested before shipping. Compatible with models M1901F7G / M1901F7H / M1901F7I.