AJA Io X3 Multi-Channel 2K/HD/SD Video I/O over Thunderbolt 3 is built for professional video workflows that need dependable capture, playback, monitoring, and multi-channel I/O in a compact Thunderbolt 3 interface. Based on the image source, it supports 2K, HD, and SD formats, with 3G-SDI, 1.5G-SDI, 270 Mbps SDI, and HDMI v1.4b input and output, plus embedded audio, analog audio, HDR support, LTC, reference, and RS-422 machine control.

Highlights

Thunderbolt 3 video I/O for professional capture and playback workflows
2K, HD, and SD format support up to 60 fps, depending on host performance
SDI and HDMI input/output for flexible digital video routing
Embedded and analog audio support for production and post workflows
HDR, LTC, reference, and RS-422 control for broadcast-style integration

Quick Specs & Uses

Video formats: 2K 2048 x 1080p, 2K PsF, HD 1080p, HD 1080PsF, HD 1080i, HD 720p, SD 625i, SD 525i
High frame rate note: HFR support depends on Thunderbolt speed and host system performance
Video input digital: 3G-SDI SMPTE 425, 1.5G-SDI SMPTE 292M, 270 Mbps SDI SMPTE 259M-C, HDMI v1.4b
Video output digital: 3G-SDI SMPTE 425, 1.5G-SDI SMPTE 292M, 270 Mbps SDI SMPTE 259M-C, HDMI v1.4b
SDI color support: RGB 4:4:4 12-bit, YCbCr 4:2:2 10-bit, YCbCr 4:2:2 8-bit depending on format
HDMI support: 30/36-bit per pixel RGB or YUV, 2.25 Gbps
HDR over SDI: VPID signaling for SDR/HDR transfer characteristics
HDR over HDMI: HDR10 and HLG support with compatible HDMI standards
Audio input digital: 16-channel SDI embedded audio and 8-channel HDMI embedded audio, 48 kHz synchronous
Audio output digital: 16-channel SDI embedded audio and 8-channel HDMI embedded audio, 48 kHz synchronous
Audio input analog: 8-channel balanced analog audio using DB-25 breakout cable, cable not included
Audio output analog: 8-channel balanced analog audio using DB-25 breakout cable, cable not included
Additional analog output: 2-channel unbalanced audio using standard 3.5 mm jack
Downstream keyer: Supports graphics up to 2K/HD with alpha channel over video, matte, or framebuffer
LTC: 1 x dedicated BNC LTC input and 1 x dedicated BNC LTC output
Reference: 1 x dedicated BNC, analog color black or composite sync, non-terminating
Electrical interface: 2 x Thunderbolt 3
Machine control: RS-422 Sony 9-pin protocol
Dimensions: 8.25 x 6.28 x 1.66 in / 209.6 x 159.51 x 42.16 mm
Weight: 1.6 lb / 0.73 kg
Power: 10-20V, 23W typical, 28W max
Operating temperature: 0 to 35°C / 32 to 95°F
Storage temperature: -40 to 60°C / -40 to 140°F
Operating humidity: 10-90% noncondensing
Operating altitude: Less than 3,000 m / 10,000 ft

Why It Helps

The Io X3 helps when a workstation needs real broadcast-style video and audio I/O without building everything into a desktop chassis. It gives editors, colorists, live operators, and post teams a compact Thunderbolt 3 interface for SDI, HDMI, embedded audio, analog audio, HDR monitoring, downstream keying, timecode, reference, and machine control.

System Characteristics

Multi-format video support keeps the interface useful across 2K, HD, and SD workflows
SDI and HDMI connectivity make it easier to move between broadcast gear and desktop displays
Audio I/O flexibility supports embedded audio, balanced analog audio, and 3.5 mm output monitoring
HDR signaling support helps with SDR/HDR transfer workflows when supported by the software
Thunderbolt 3 design gives modern workstations a compact path into professional video I/O

What’s In The Box

1 x AJA Io X3 Multi-Channel 2K/HD/SD Video I/O over Thunderbolt 3
1 x AC Adapter

Trusted Seller

Coremicro ships fast from the U.S. and supports this gear with a team that actually works with production systems.