MOAVEQ Wall Electrical Outlet Ethernet HDMI Fcaeplate Usage Instruction: 1. Dig hole on the drywall; 2. Just plug one cable into the front and one into the back; 3. Fasten the insert to the wall plate with the shorter screws; 4. Fasten the assembled wall plate to the bracket. What You Get: 2x Wall Outlet Plate 2x CAT6 Ethernet Keystone Jack 2x HDMI Keystone Jack Mounting Screws Worry Free After Sale HANLIN provides 12 months replacement or 3 months refund for your no worries about shopping experience. If any problem please feel free to contact us, thank you.