This is a translucent silicon rubber button pad with 16 buttons, the same found in our Simon Soldering Kits.
Button Pad 4X4 - Led Compatible : : Computers & Accessories
Keyboard overlay with 4x4 - 16 keys. Under each key, an LED can be mounted in a 3 or 5 mm threaded housing. This allows you to create a backlit key
Panel for 4x4 keyboard - compatible with LED diodes - SparkFun COM-07835
Button Pad Hookup Guide - SparkFun Learn
SparkFun RedBoard Plus - development board compatible with Arduino
Button Pad 2x2 Top Bezel - COM-08746 - SparkFun Electronics
Button Pad 4x4, LED Compatible
Button Pad 4X4 - Led Compatible : : Computers & Accessories
Button Pad Hookup Guide by SparkFun Electronics Datasheet
Button Pad 4X4 - Led Compatible : : Computers & Accessories
