dont know what it is ??

sorry i dont have a way to post pics but maybe someone can help . i recently purchased a 96 2door xj and it has somesort of photo or i/r senser between the sun visers mounted on a metal panel that screws to the headliner is anyone familar with this and what it does Thanks Jim.

Its the sentinel for the keyless entry/Alarm system.

thanks for your help. since i dont have the remote i think i'll remove it and mount a switch panel there . thanks again jim.