4K multi-channel streaming video mixer
Built-in 5.5 inch touch screen for menu operation
Quad HDMI 2.0 inputs, resolutions up to 4K@60
Dual HDMI 1.3 outputs to monitor multi-window PVW and PGM
Dual MIC in, one Line-in, one Bluetooth, dual audio out
Mix for HDMI embedded and external audio 
One-key recording. Recording capacity of hard drive is up to 2T
Support multi-layer overlay, layer scaling and cropping
15 switching effect modes
5-direction joystick for controlling up to 4 PTZ cameras
Save and store up to 16 scene presets. One-click for preset recall
Support web control, compatible with mobile devices and computers, compatible with multiple operating systems
Support Chroma Key
One-key quick switch between portrait and landscape screen
Stream up to 2 platforms simultaneously over IP and 32 platforms via TAO Cloud