Check the listing for details. Trove2 TDM2 Backplane for Altronix/DMP Boards. Condition: New – Open box. Listed at 70.00 USD. The Trove2 TDM2 Backplane is a control panel accessory specifically designed for use with Altronix/DMP boards. This backplane provides a sleek and organized solution for connecting various components within an alarm system, allowing for easy maintenance and expansion as needed. The model TDM2 is known for its reliability and compatibility with popular board brands like Altronix, making it a valuable addition to any surveillance and alarm equipment setup.