CHAMBERLAIN model 750C transmitter. It transmits using on frequency 390 MHz. It has 1 button(s).
The warranty on the 750C garage door transmitter is 1 year from CHAMBERLAIN.
The model 750C is still available.
CHAMBERLAIN model transmitter instructions and owners manual in PDF format at NO CHARGE!
VIEW / DOWNLOAD by clicking HERE
(0.46 MB in English) This requires Acrobat 10 or higher