AJA Io 4K Plus Professional Video and Audio I/O over Thunderbolt 3 Connected 12G-SDI and HDMI v2.0 - IO-4K-PLUS-R0

Io 4K Plus is the cutting-edge capture and output hardware available over Thunderbolt 3, offering a complete set of professional video and audio connectivity with support for the latest 4K/UltraHD devices, High Frame Rate (HFR), High Dynamic Range (HDR) and deep colour workflows. The power of Thunderbolt 3 enables Io 4K Plus to handle a wide range of formats from SD to HD, UltraHD and full 4K with frame rates up to 60p over both 12G-SDI and HDMI 2.0 with single cable simplicity, plus HDR support over both HDMI and SDI for emerging HDR workflows.

FEATURES
4K/UltraHD/2K/HD/SD 10-bit I/O up to 50/60p
4x bidirectional 12G-SDI BNC with 16-channel embedded audio
4K/UltraHD HDMI 2.0 I/O with 8-channel embedded audio
Two Thunderbolt 3 ports with loop through
RGB 4:4:4 12-bit, YCbCr 4:2:2 10-bit and HFR workflows supported
4K Closed Caption Support
VPID signaling for SDR/HDR Transfer Characteristics, Colorimetry and Luminance via SDI
PQ, HLG, HDR10, HDR 10+ and Dolby Vision Support
HDR Metadata Capture and Auto Playback Detection
Analog Audio flexibility with a choice of 8-channel In or 8-channel Out or 4-channel In and 4-channel out
Includes support for the new Apple M1 chip
Supports 12G and 6G I/O for Telestream Wirecast
Supports Analog Audio I/O for Telestream Wirecast
XLR 12V power for battery or AC use
Headphone jack and level control for mobile and live environments
RS-422 VTR control, Reference, LTC Input

SPECIFICATIONS

Video Formats

(4K) 4096 x 2160p 23.98, 24, 25, 29.97, 30, 47.95, 48, 50, 59.94, 60
(UltraHD) 3840 x 2160p 23.98, 24, 25, 29.97, 30, 50, 59.94, 60
(2K) 2048 x 1080p 23.98, 24, 25, 29.97, 30, 47.95, 48, 50, 59.94, 60
(2K) 2048 x 1080PsF 23.98, 24, 25
(HD) 1080p 23.98, 24, 25, 29.97, 30, 50, 59.94, 60
(HD) 1080PsF 23.98, 24, 25, 29.97, 30
(HD) 1080i 50, 59.94, 60
(HD) 720p 50, 59.94, 60
(SD) 625i 50
(SD) 525i 59.94

Note: High Frame Rate capabilities are dependent on host system attributes. Not all systems and configurations will support all frame rates.

Video Input Digital

12G-SDI, SMPTE-2082, 12-bit*, 10-bit
6G-SDI, SMPTE-2081, 10-bit
3G-SDI, SMPTE 425
- RGB 4:4:4 12-bit*, YCbCr 4:2:2 10-bit
1.5G-SDI, SMPTE 292M
- Single Link HD-SDI YCbCr 4:2:2 10-bit
- Dual Link RGB 4:4:4 12-bit*, Dual Link YCbCr 4:2:2 10-bit
270 Mbps SDI, SMPTE 259M-C
- YCbCr 4:2:2 10-bit, 8-bit
HDMI v2.0
- 30/36-bits/pixel, RGB or YUV, 6 Gbps per color component
- 4K, UltraHD, 2K, HD, and SD with HFR support up to 60p (4:2:2), 10-bit
4x SDI BNC ports and configuration options:
- 4x HD/SD 3G/1.5G bidirectional
- 1x 4K/UltraHD single-link 12G/6G input (SDI 1) and one 4K/UltraHD single-link 12G/6G output (SDI 3)
- 2x 4K/UltraHD dual-link 3G/1.5G (one input channel & one output channel, two input channels, or two output channels)
- 1x 4K/UltraHD four-link 3G/1.5G input or output, Quadrant or 2SI

*Bit depth support is application dependent. Check with your software manufacturer for compatibility.

Video Output Digital

12G-SDI, SMPTE-2082, 12-bit*, 10-bit
6G-SDI, SMPTE-2081, 10-bit
3G-SDI, SMPTE 425
- RGB 4:4:4 12-bit*, YCbCr 4:2:2 10-bit
1.5G-SDI, SMPTE 292M
- Single Link HD-SDI YCbCr 4:2:2 10-bit
- Dual Link RGB 4:4:4 12-bit*, Dual Link YCbCr 4:2:2 10-bit
270 Mbps SDI, SMPTE 259M-C
- YCbCr 4:2:2 10-bit, 8-bit
HDMI v2.0
- 30/36-bits/pixel, RGB or YUV, 6 Gbps per color component
- 4K, UltraHD, 2K, HD, and SD with HFR support up to 60p (4:2:2), 10-bit
4x SDI BNC ports and configuration options:
- 4x HD/SD 3G/1.5G bidirectional
- 1x 4K/UltraHD single-link 12G/6G output (SDI 3)
- 2x 4K/UltraHD dual-link 3G/1.5G (one input channel & one output channel, two input channels, or two output channels)
- 1x 4K/UltraHD four-link 3G/1.5G input or output, Quadrant or 2SI

*Bit depth support is application dependent. Check with your software manufacturer for compatibility.

HDR

SDI: VPID signaling for SDR/HDR Transfer Characteristics, Colorimetry and Luminance
HDMI: HDR10 Support - HDR Infoframe metadata, compatible with HDMI 2.0a/CTA-861.3
HDMI: HLG Support - compatible with HDMI 2.0b/CTA-861-G

Note: HDR support is application dependent. Check with your software manufacturer for compatibility.

Audio Inputs Digital

16-channel, 24 and 16-bit SDI embedded audio, 48 kHz sample rate, synchronous
8-channel, 24 and 16-bit HDMI embedded audio, 48 kHz sample rate, synchronous

Audio Inputs Analog

8-channel, 24 and 16-bit D/A analog audio, 48 kHz sample rate, balanced, using industry standard 8x XLR on DB-25 breakout cable (cable not included)
+24 dBu full scale digital (0 dBFS)
+/- 0.2 dB 20 to 20 kHz frequency response
Input supported across Ch 1-8, Ch 1-4, or Ch 5-8 depending on configuration chosen

Audio Outputs Digital

16-channel, 24-bit SDI embedded audio, 48 kHz sample rate, synchronous
8-channel, 24-bit HDMI embedded audio, 48 kHz sample rate, synchronous

Audio Outputs Analog

8-channel, 24-bit D/A analog audio, 48 kHz sample rate, balanced, using industry standard 8x XLR on DB-25 breakout cable (cable not included)
+24 dBu full scale digital (0 dBFS)
+/- 0.2 dB 20 to 20 kHz frequency response
Output supported across Ch 1-8, Ch 1-4, or Ch 5-8 depending on configuration chosen

Downstream Keyer

Supports graphics up to 2K/HD with alpha channel over video, matte or framebuffer, or framebuffer content over incoming video or matte

Down-Conversion 4K/UltraHD

Real time, dedicated 4K down-conversion output (1x BNC)
4K to 2K down-conversion
UltraHD to HD down-conversion

Reference and LTC I/O

1x BNC LTC output
1x BNC assignable to Reference video or LTC input

Reference

Analog Color Black (1V) or Composite Sync (2 or 4V) or HD Tri-Level Sync (1V)
Reference input is terminated into 75 ohms when Genlock is set to Ref In

Electrical Interface

Thunderbolt 3 (2x)

Machine Control

RS-422, Sony 9-pin protocol
9-pin D-connector pinout is as follows:

Shell	GND
1	GND
2	RX-
3	TX+
4	GND
5	No Connection
6	GND
7	RX+
8	TX-
9	GND

Size (w x d x h)

8.74” x 8.11” x 1.65” (222.0 x 206.0 x 41.9 mm)

Weight

3.4 lbs (1.6 kg)

Power (device only)

10-20V, 30W typical, 36W max, 70W max with USB-C power delivery to external devices

Environment

Safe Operating Temperature Range: 0 to 40 C (32 to 104 F)
Safe Storage Temperature (Power OFF): -40 to 60 C (-40 to 140 F)
Operating Relative Humidity: 10-90% noncondensing
Operating Altitude: <3,000 meters (<10,000 feet)