Programming instructions included
5 button 2-way LCD paging replacement metal transmitter remote (Replacement for CATRLCD, CATXMLSS, CATXOLED)
FCC ID: H50TR51 H5OTR51 (Replacement for H50TR24 H5OTR24, H50TR38 H5OTR38, H50TR64 H5OTR64)
FHSS, spread spectrum technology (SST), 915MHz, AAA battery powered
Programmable to the following models: CA1554, CA1555, CA5550SST, CA5553SST, CA5554, CA6551SST, CA6552SST, CA6553SST, CA6554, CA6555, SRT9000; CA2LCD5, CA2RELCD5
You will need to use the system's valet switch (programming/override button) to perform the programming procedure