4-Channel, 4-Button Hanheld Transmitter, Four Test/Operate Switch, Test/Operate LED, Removable Wall Mounting Clip, 64 Selectable Codes, 303.875 MHz RF Frequency, Powered by one 9 Volt Battery (Included)
Also known as: D4B
For more information about the Nortek Security D-4B, please
contact us.