Allstar A9921T 318Mhz Binary dip switch remote Garage Door Opener Remote Control

Allstar 9921T-318 mhz binary + - dip switch style garage door opener Features and Specifications 1- Button single channel remote control transmitter 318 MHZ Frequency visor size gate or garage door opener Nine (9) 2-positions (binary) dip switch format, clip and battery included Also available in key-chain size, the Carper model 318 is a direct compatible replacement
Originally supplied with models: 8822, 8832, 8833, 9921, 9931