The KB837 is a Joystick for IP PTZ - USB Communication which
includes a power supply and communication by USB port
directly plus up to 15 programmable buttons. The unit
supports digital tube to display the input content and
features indicators to show the operation status of a
keyboard. The device is compliant with several client
software and platform software. The Joystick works with
LTN87XX Series (except LTN87XX-HT series).