Philips RFX6500/17B Mode D'emploi page 14

8 If necessary, aim the antenna in the direction where the Pronto Remote
Control will be used, to improve the performance in that direction.
Once you have found the best position you can optionally mount the Receiver
unit onto a piece of furniture using 2 screws.
Tip
User Guide
11
How to Install the RF Extender
Depending on the surface, it may be possible to attach the Receiver unit to the
furniture using a piece of 2-sided tape or velcro. Find the right position and make
sure there is sufficient space.
When the cable for connecting the Receiver unit and the Blaster unit is too short,
you can use a longer cable (see How to Use a Longer Connection Cable p. 13).