The ATEN VE3912T is an HDBaseT transmitter that extends 4K DisplayPort, HDMI, or VGA video signals up to 100 m over a single Cat 6/6a or ATEN 2L-2910 Cat 6 cable. Featuring multiple video input formats and output resolutions up to 4K, it ensures a superior video quality for applications that require digital/analog sources conversion and extension. Auto Switch Mode – allows the VE3912T to automatically switch to a newly plugged-in source. Mirrored Video Output – supports 4K@30Hz, 4:4:4 over the HDBaseT output, and a local HDMI output. PoH (Power over HDBaseT) – with its built-in PoH function, it receives power from the HDBaseT output port on the connected device.