These Linear Delta-3 DT compatible units are by by Transmitter Solutions. You'll receive (1) Visor Remote as well as (1) Mini Key Chain unit, both units can control one 310 MHz Delta 3 receiver. Programming the remotes is simple just match the 8 dip switches inside the unit to your existing remote or receiver.
This unit is also compatible with the following products: Linear Delta 3 DT, DTC, DTC, DTA, and DNT00002A, as well as Moore-O-Matic and Ultra Lift Garage Door Remotes. Compatible with the following Delta 3 receivers: DR, DR3A, DR-2, DR-4, DRA, DRA-4, DRM, DRQP, GRD, and GRD-2.
Features
-Activates one Delta-3 receiver
-Test/operate LED
-Visor mounting clip, battery, and programming manual included
-Power: 12 V battery
-Frequency: 310 MHz
-Codes: 256 (set by 8 dip switches)
-Visor Unit Dimensions: 3 by 1.75 by .5 inches
-Key Chain Unit Dimensions: 2 by 1.5 by .5 inches