OTP TOKEN-KingKey 1000 1,size:5.5cm*2.5cm*0.9cm 2,one time password updata time: 20 second or 60 second 3,Can be placed in boiling water for several hours 4,3rd floor, not dropped from the break 5,The appearance of fine fashion, as the key, size, and the key to almost One-time password server introduce Can run on the following operating systems: Windows 2000/Windows 2003 Server/Windows 2008/Windows XP Linux Unix and so on. Support the following database: SQL Server 2000/SQL Server 2005/SQL Server 2008 Oracle MySQL and so on. Provides the following development interface: Radius interface API interface, include C&C++/VB/JAVA/PB/DELPHI/ASP/JSP/PHP,and so on. Standard Support OATH based, The detail please refer ietf standards RFC 4226 (Read RFC4226)