... can remove it.Infrared touchscreen is water/dust/vandal proof,two years guaranteed,the same high quality as ELO ... amplifier; stereo Loudspeaker; magnetic-proof,net card, sound card,integrated display cardOperation system: we can intall Windows 7/XP OS,English. Optinal ... sprayed metallic paint or plastic-spray,2.0MM steel,moisture-proof,anti-rust,anti-acid,anti-dustPacking:foam ,carton,wooden ...