The AJA Io 4K Plus is fully compatible with Just In Mac Pro 2026 and supports SD, HD, and UHD (12G mode) video modes. However, please note that due to hardware limitations, the AJA Io 4K Plus only supports a single dedicated 12G input or 12G output channel.
SD
625i50 (SD PAL)
525i59.94 (SD NTSC)
HD (3G-SDI)
1080p23.98,
1080p24
1080p25
1080p29.97
1080p30
1080p50
1080p59.94
1080p60
1080psf23.98
1080psf24
1080psf25
1080psf29.97
1080psf30
1080i50
1080i59.94
1080i60
720p50
720p59.94
720p60
UHD (12G video mode only)
Please note that only “SDI 1” can be used as 12G input. This is because of AJA hardware and SDK limitations.
2160p23.98
2160p24
2160p25
2160p29.97
2160p30
2160p50
2160p59.94
2160p60
Please note that the SD and HD video modes will not work correctly, if there is a UHD signal attached to the “SDI 1” port.