Manufacturer: Storm Interface  •  RoHS/pb-free: RoHS   Pb-free  •  Series: 1000  •  Switch Type: Conductive Rubber  •  Number of Keys: 16  •  Matrix (Columns x Rows): 4 x 4  •  Output Type: Matrix  •  Key Type: Metal, Vandal Resistant  •  Legend: Calculator Format  •  Interchangeable Legends: No  •  Illumination: Non-Illuminated  •  Seal Rating: IP65  •  Other PartNo: 1K160101, 1K160102, MGR1601