... lcd touch monitor 2, 15",17",19",22" frame 3. easy integration to a touch display ... is sealed inside top quality metal or plastic frame with customer assembly holes around,easy to assembly ... :Level 4)Touchpoint Density>100,000 touchpoints/in² (15,500 touchpoints/cm²)Agency ApprovalsCE, FCC, RohsOperating SystemOperation System ... Minute Leadingtouch Multi touch infrared ir Touch Monitor Frame 15"-26"