Several of the commonly available IR remote kits come with a multi-key remote, a sensor, and another LED which is sometimes mounted to a small circuit board or may be a separate component. Is this just an additional IR sender in case you don't want to use the hand-held pad?

IR remote and sensor

marco_c October 11, 2017, 7:00pm 2

Would be useful if you provide a link to an example.

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