 The remote uses an IR sensor that is on the button pad area. You can do without the buttons but be sure that you don't cover the sensor. Once it is setup properly, you don't need the buttons or remote, but you never know when something will go wrong and you need to set it up again.
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2002 T-Bird, Via SP13000, Travla C158, M1-ATX, 1GB RAM, 120GB 2.5" drive, SlimSlot DVD-RW, XP, RR, Winamp, Xenarc 700TSV, HTC Touch PPC/Phone, BU-353 GPS/iG3, Elmscan OBDII, Griffin PowerMate, 2 Blaupunkt amps, Polk spkrs, 5 sec startup/S3 STR
~Jimmy
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