Origin	China
Model Number	metal keyboard
Interface	PS2

DESCRYPTION: 16 Keys Vandal-proof Stainless Steel Keypad, 2 function keypads are optional. 

MAIN FEATURES

• Stainless steel fascia and key-tops guard willful destruction, against corrosion, shock, dust, falling raining, splashing, hose-directed water and vandal resistant, operation under hostile environments.
• Internet friendly key layout, key-tops are sunk laser-etched in legends and characters via using high quality ink for easy readability, long life to prevent lettering rub-off. Or protrusive engraving available.
• With firm tactile key feel, short travel switches, with unique double over-travel protection. 
• Waterproof/dirt-proof execution according to degree of protection IP65/IP54, waterproof and dirt proof encapsulation with unique membrane.
• Easily mounting into enclosure or panel, and is provided with PS/2, connection output cables that plug directly into the host computer for normal keypad operations.
• OS is under DOS/Windows95/98/NT/ME/2000/XP.

COMMUNICATION PARAMETER

• Standard RS232 serial interface.
• Communication velocity: 19200, 9600, 4800, 2400, 1200bps.
• Data format: N, 8, 1.
• 16 actuators: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, correct, enter, cancel, backup key 3 defined for ABC