The Speakercraft LTM-1.0 Learn-Test Module Kit contains the LTM-1.0 Learn-Test Module which is used to learn infrared codes when programming an EZC or MZC system. It also contains a DTP-6 transfer cable for downloading system files from EZ-Tool to an EZC or MZC system and a USB adapter for connecting the DTP-6 to a USB port. Contains: LTM-1.0 Learn-Test Module with power supply DTP-6 transfer cable USB Adapter Cable EZ-Tools Programming Software (Download) Designed for programming EZC or MZC systems The LTM-1.0 is designed for use with Speakercraft EZ-Tools programming software by installers who are comfortable with the programming environment.