Spec Sheet Preview: The DB1 series alphabetical display modules are designed to be used with Alpha Communications® / S.T.R.™ modular series door entry stations. When used in conjunction with the EMDB1 series keypad module, the DB1 enables a building visitor to easily find and dial an apartment code number. All DB1 alphabetical display modules feature a high brightness 4-line LCD display, for name and code# display. Each system utilizing the DB1 alphabetical display module requires a …