Panasonic TH-65PX600U Service Manual page 12

Enables unified control between compatible Panasonic products
connected via the HDMI cable, so you can, for instance, control
multiple compatible Panasonic A/V products from a single
The new EZ-Sync
This might look like just another so-called universal remote.
But universal remotes are really not 'universal' at all. What
they do is combine a bunch of incompatible controllers into
one case. Playing a DVD with a DTS soundtrack with a
universal remote requires pushing just as many buttons as
using three separate remotes.
HDAVI
HDAVI control
remote.
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