Monoprice Blackbird 4K 4x4 HDMI Matrix, 18G, 4K@60, YCbCr 4:4:4, EDID, 4K to 1080p Downscaler, IR - Monoprice.com
Amazon.com: TESmart Ultra HD 4K HDMI 4X4 Matrix Switcher 4 Port Input and 4 Port Output with RS232 IR Remote Control Supports 4Kx2K@60HZ, HDCP, 3D & Deep Color : Electronics