AIO-H301V2 is a full HD 3-in-1-out switching control all-in-one machine. The signal switching includes 3 video signal inputs (HDMIx2, VGAx1), 1 VGA audio embedding input, 1 HDMI video signal output with loop out, 1 Stereo balanced audio de-embedding output of 1 channel, and 2-controlled interfaces (I/O CONTROL, RS232). At the same time, this product also has a central control function. Equipped with 4-channels of RS232, 4-channels of IR control, 4-channels of RELAY control, 4-channels of I /O control, 1-way EC-BUS bus control, 1-way network port, 2-way USB central control expansion port, it is easy to operate, and easy to do the configuration.