... we used are Rohns compliant 3.Our engineer will work with customers and reommend specail constrution design to meet customer's ... types of assembly,such as membrane switch and touch screen with FPC, PCB ,silicone rubber ,metal backer ,plastic bezel and so ... %, 240 hoursVibration: 20G, max (10~200Hz,Mil-SLD-202,M204.Condition B) LED Membrane Switch Keyboard With Metal Dome and Berg Connector