Video Wall TV Pop Out Mount Display Push with Micro Adjustment Arms Vesa Universal TV Television 3x3 2x2 3x2 2x3 4x4 5x5 Articulating (3x3 Video Wall Mount) horizontal

horizontal

and Chromecast to our unit

or front panel buttons

this is an 8x24 matrix

This setup would be much more difficult with other HDMI matrix units with no optical audio outputs

Video Wall TV Pop Out Mount Display Push with Micro Adjustment Arms Vesa Universal TV Television 3x3 2x2 3x2 2x3 4x4 5x5 Articulating (3x3 Video Wall Mount) horizontalThis 3x3 Fixed Video Wall Display Cart makes it possible to construct video walls in prominent locations for permanent applications. Designed for easy setup, the 3x3 video wall mount can mount 9 flat panel displays ranging from 32" to 65", weighing up to 100 lbs. (45kg) each. The arms have micro adjustment knobs, which allow you to fine tune the leveling and horizontal positioning, without the need to disassemble the mount. A fixed wall mount solution