XTREME model 425-1604, KEYLESS ENTRY keyless entry. It transmits using rolling code on frequency 303.

The warranty on the 425-1604, KEYLESS ENTRY garage door keyless entry is 1 year from XTREME.

The model 425-1604, KEYLESS ENTRY is still available.

XTREME model keyless entry instructions and owners manual in PDF format at NO CHARGE!
VIEW / DOWNLOAD by clicking HERE
xtreme_425_1604_keylessentry_pad_om.pdf

(0.88 MB in English) This requires Acrobat 10 or higher