Keyless remotes are now available for 5 newer Presitige aftermarket alarm systems made by Audiovox. The systems are models APS510C, APS596C, APS687C, APS787C and APS997C.
These are two-way alarm systems that originally were sold with two different 5-button remotes – a 2-way LCD remote with FCC ID ELVATRJA and a 1-way companion keyfob with FCC ID ELVATJA. Links for these two parts are shown below: