16-KEY MINI METAL KEYPAD.
☆ Very compact design, Stainless Steel matarial
☆ IP 65 waterproof, dust proof and vandal proof
☆ Support USB or PS2, even RS232 connection supported(optional)
☆ Can support DES/TriDes encryption and decryption (optional)
☆ Plug and Play
☆ Laser engrave letters, all letters on the buttons can be customized