Product Description Vandal Kiosk Metal Keyboard with Trackball in Black clour (KMY299B-BL) 1. Support win98, win2000, win XP system 2. Comply with ISO/iec 9995, GB/t14081 standard 3. Keyboard made of high quality stainless steel 4. Dustproof, waterproof, shake-proof and vandal proof Applications: Check-in kiosk, boarding kiosk, info-kiosk, internet kiosk, medical kiosk, industrial control platform. Interfaces 1. PS/2 or USB 2.65keys Mechanism performance 1. Protection level: IP65 static /IP54 dynamic 2. Keyboard lifespan: More than 2 million 3. Force on keys: 3-5n 4. Key travel: >2.5mm 5. Diameter of trackball: 38mm 6. Air pressure: 60-106 kpa Dimensions: 392*110mm