The UltraStudio 4K Mini Thunderbolt 3 from Blackmagic Design links your Thunderbolt 3 computer to any of a variety of video components for capture, playback, or streaming. This portable unit captures up to DCI 4K60 4:2:2 via single-link 12G-SDI or up to DCI 4K30 4:2:2 video via HDMI. Record 12-bit High Dynamic Range (HDR) footage at rates up to DCI 4K30 and 8-/10-bit video at rates up to DCI 4K60. A built-in LCD screen enables you to monitor your signal, and an SD card reader provides instant access to your SD media. The compact UltraStudio 4K Mini's Thunderbolt 3 interface offers lightning-fast connections and will trickle-charge a connected computer. Audio features include 16-channel SDI and 8-channel HDMI embedded input and output, a 3-pin XLR audio input, and a headphone output.
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 Blackmagic Design 4K Mini Specification  | 
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| System Connection | 1U rackmount server | 
| Video Inputs | Pre-installed with LiveU LRT decoder software | 
| Audio Inputs | H.264/HEVC | 
| Video Outputs | RTMP for streaming to CDNs or social media, MPEG-TS, LiveU Matrix and NDI | 
| Audio Outputs | 2160p50/60/25/30/24, 1080p50/60/25/30/24, 1080i50/60, 720p50/60/25/30/24, PAL, NTSC | 
| Other I/O | 1X12G-SDI Output or 4X3G/HD/SD SDI Output | 
| Input Video Format | 2 X 1000/100/10 RJ-45 | 
| Input Audio Format | 2, 4, 8 | 
| Output Video Format | 110-240V 50/60Hz | 
| Output Audio Format | SRT, RTMP for streaming to CDNs or social media, RTSP, MPEG-TS, LiveU Matrix and NDI | 
| Embedded Audio | Full control using cloud management via LiveU Central | 
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 Standards  | 
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| Video Standard Compliance | SMPTE 259M/274M/296M/424M/425M-A/425M-B/2048-1/ST-2036/ST-2081-10/ST-2082-10/ST-2108-1 | 
| HDR Compatibility | HDR10, Hybrid Log Gamma | 
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 Hardware  | 
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| Media Card Reader | 1 x SD (Unspecified Type) (UHS-II [312 MB/s]) | 
| OS Compatibility | macOS 11.1 to 12.0 or Later Windows 10 to 11 (64-Bit Only) Linux *As of December, 2022: Check with manufacturer for the most up-to-date compatibility  | 
| Power I/O | 1 x USB-C Output 1 x Barrel Input  | 
| Power Consumption | Power Supply: 100 to 240 VAC (75.3 W) | 
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 General  | 
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| Certifications | FCC, ICES *as per Manufacturer  | 
| Dimensions | 7 x 1.8" / 17.8 x 4.6 cm | 
| Weight | 2.65 lb / 1.2 kg |