... requirement,both Panton and Ral color matching system ,using advanced light box and computer color mataching,we can also do half ... all the material are high quality ,all the material we used are Rohns compliant 3.Our engineer will work with customers and reommend ... : 20G, max (10~200Hz,Mil-SLD-202,M204.Condition B) LED Membrane Switch Keyboard With Metal Dome and Berg Connector