What is the fine-grained topic of the following text: The Gefen 8x9 Matrix also supports 1080p Full HD, 1920 x 1200 (WUXGA), 3DTV, and Deep Color (up to 1080p resolution)and is compliant with the latest HDCP 2.2 protocol as well as HDCP 1.4. Only return the topic.
Gefen 8x9 Matrix features and compliance