... High strength Pellicular keys, tactile feeling and long lifetime, keystroke life >10,000,000times.2. Laser-engraved or UV-silk printed ... ,JIS-2 etc standardsManual card swipe, speed:10-100cm/secLife cycle:>500,000timesRecording densityTrack 1: 210 BPI max 76 charactersTrack2: 75 ...