Introducing the Crestron DMC-HD-DSP HDMI Input Card for DM Switchers. This high-quality signal processor is perfect for those looking to enhance their car audio experience. With a wired connectivity option, this device is easy to install and use. The card is designed for use with Crestron's DM Switchers and boasts a range of features, including HDMI input, DSP processing, and a compact design. It's perfect for those who want to upgrade their car audio system without sacrificing space or performance. Get the ultimate audio experience with the Crestron DMC-HD-DSP HDMI Input Card for DM Switchers. Unit pulled from working Crestron DM system. 4x available cards.