<p>This 2X2 video wall controller supports HDMI or DVI input and 4 HDMI output. It divides a complete HDMI or DVI HD image signal into 4 blocks and assigns to 4 video display units. Complete with 4 HDMI HD video display units to form a large dynamic image wall.</p><p>Features: Support HDMI and DVI input, 4 HDMI output, output support RGB 4:4:4, support input resolution 1080P/1080i/720P/576P/576i/480P, support output resolution 1080P/1080i/720P/576P/576i/480P, support RS232 control, support 2X2/1X2/2X1 splicing, easy operation, plug and play, support 2X2 automatic splicing function.</p><p>Specifications: HDMI resolution the highest support 1920x1080/60Hz, support audio format stereo, input cable length ≤5m AWG26 HDMI standard cable, output cable length ≤5M, AWG26 HDMI standard cable, max working current 300mA, power adapter specifications input AC (50HZ, 60HZ) 100V-240V Output 12V DC/1A.</p><p>Package list: 2x2 Video Wall Controller, power adapter, remote control without battery, RS232 cable, user manual.</p>