The 4 by 4 HDMI Seamless Matrix Switcher allows the signal from 4 different input sources to be freely selected and arranged on 4 displays (TV or monitor), providing three output modes (Matrix, Dual and TV Wall) for various applications. Matrix mode routes the source signals to output displays as regular matrix does, Dual mode allows 2 sets of 2 selected sources to show on designate output displays with POP method and TV Wall mode extends a selected source to display on all 4 output displays as one. The device supports video timings up to WUXGA@60RB and 1080p@60Hz, audio format up to 7.1CH LPCM at 192 kHz sampling rate based on input source EDID. For all the operation/ control can be done through IR, remote control, Telnet, RS-232 or front panel buttons.