The KBD300USBKIT-X from Pelco is a KBD300 to USB Kit that is able to
offer a high connection between the KBD300A keyboard and the
DX4500/DX4600 Series digital recorder. The KBD300USBKIT-X USB kit is
able to offer control over certain functions of the digital sentry
control point software and can provide a simple installation that can
deliver exceptional operation for the user.