Keyboard GM-600 Key Features: 1) 103 keys(of them 10-12 function keys),panel mount 2) Integrated trackball and numeric keypad; 3) Protruding full travel(2.0mm)keys with etched or laser engraved graphics, excellent tactile feel; 4) Specially designed to operate in harsh environments, making them ideal for kiosks and other applications in public places. 5) Built from stainless steel,high vandal-proof. 6) Dust-proof and liquid-proof, meet IP65 requirement 7) PS/2 or USB interface, easy to plug into computer directly 8) Optical trackball or mechanical trackball for option 9) Customizable Specifications(Model No:F65-T102) Material - Front panel & Keys: Brushed stainless steel - Back panel: Aluminum alloy - Key cap: Protruding full travel key(2.0mm) with etched or laser engraved graphics - Trackball: stainless steel(Dia:38mm) Electrical Data - Power supply voltage: DC 5 V ±5% - Current rating: 20 mA - Interface: USB or PS2 - EMC compliant. Emission: EN 50081-1 Immunity: EN 50082-1 - FCC: part 15, class B - Safety: EN 60950,CE,UL compliant Environmental Characteristics - Operating temperature: -20°C to + 60°C - Storage temperature: - 40°C to + 80°C - Saline mist: 96 hours, IEC 60512-6 - Damp heat test at + 40°C: 21 days, IEC 60512-6 - Dry heat test at + 85°C: 10 days, IEC 60512-6 Mechanical Data - Actuation force for key 14x14 mm: 2N+/-0.1 - Actuation force for key 14x28 mm: 4N+/-0.1 - Key travel: 2.0mm - Lifetime (cycles): min 2,000,000 actuations - Sealing protection: IP65/NEMA4X from the front - Vibration resistance: 5 Hz – 200 Hz, IEC 60512-4 - Shock resistance: 3 axis 150 m/s² - 11 ms, IEC 60512-4 Operation system - PS2: Win NT4, 98SE, 98ME, 2000,XP - USB: Win 98SE, 98ME, 2000,XP, Mac OS9 / OSX Weight and dimension - Weight: 2.2kg - Dimension: Front panel: 478.0 x 135.0 x 32.10mm Back panel: 502.0 x 159.0 x 32.10mm（Mechanical track-ball） Back panel: 502.0 x 159.0 x 49.10mm（Optical trackball) | 
