| 10 Keypad made of high quality stainless steel
Imported Korea ANYCALL gild spring switch
Dustproof, waterproof, shake-proof, pickproof, drill-proof, bombproof
Interface:RS232, PS/2;
Key lifetime > 2,000,000 cycles per key
Key travel: 0.45mm
Force on keys: 3~5 N
Compatible with Windows 98/2000/XP/Me
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