P.i. engineering

P.I. Engineering 4964075 Xkeys KeyboardDesigned By P.I. Engineering, Inc.XkeysPatent#: 4964075Made In TaiwanWeight: 330 Gm

P.I. Engineering Dual Keyboard AdapterDesigned By P.I. Engineering, Inc.Y-key KeyDual Keyboard AdapterComputer’s Keyboard Port“The No Slogan Company”Weight: 70 Gm

P.I. Engineering Y-Key KeyP.I. Engineering, Inc.Designed By P.I. Engineering, Inc.Y- Key KeyDual Keyboard AdapterComputer’S Keyboard PortY-MouseX-KeysRdHuman Interface HardwareE16630