Blackmagic Design

Blackmagic Design BM-ULTMKEY12/B/HD Ultimatte 12 HD Keyer

5.0 (3 reviews)

Broadcast-grade real-time chroma keyer and compositing processor for flawless HD green screen work.

$1,055.00*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Blackmagic Design Ultimatte 12 HD is a dedicated hardware keyer and compositing processor built for professional broadcast and live production environments. Drawing on Ultimatte's decades of compositing technology heritage, this unit employs advanced real-time algorithms that extract foreground subjects from green or blue screen backgrounds with exceptional precision. Fine details like individual hair strands, semi-transparent materials, and subtle color spill are handled with a level of accuracy that distinguishes hardware-based Ultimatte processing from typical software keyers.

Housed in a compact chassis measuring 10.75 x 10.5 x 3.5 inches and weighing 3.25 pounds, the Ultimatte 12 HD is designed to integrate into existing HD broadcast signal chains. It processes composites in real time with no added latency, making it suitable for live news, sports broadcasts, virtual sets, and any production where the keyed output must be program-ready the instant it leaves the unit. Manufactured in Singapore by Blackmagic Design, the Ultimatte 12 HD carries forward the reliability and compositing precision that have made the Ultimatte name a standard in professional video production for high-quality chroma key work.

Key Features

Advanced Real-Time Compositing – Professional hardware keyer designed for live chroma keying, virtual sets, and broadcast graphics

Next-Gen Algorithms & Color Science – Delivers superior edge handling, accurate color separation, and photorealistic composites

Exceptional Spill Suppression – Effectively removes green/blue spill for clean, natural-looking results

Specifications

Brand
Blackmagic Design
Model
BM-ULTMKEY12/B/HD
Product Type
Real-Time Keyer and Compositing Processor
Resolution Support
HD
Connectivity
HD
Dimensions
10.75 x 10.5 x 3.5 inches
Weight
3.25 pounds
Manufacturer
Blackmagic Design
Country of Origin
Singapore

Pros & Cons

👍 Pros

  • Dedicated hardware delivers real-time compositing without relying on a host computer's processing power.
  • Advanced keying algorithms preserve fine detail such as hair, transparent objects, and subtle color gradations.
  • Purpose-built for broadcast environments where zero-latency output is essential.
  • Compact rack-mountable chassis at 10.75 x 10.5 x 3.5 inches fits standard production infrastructure.

👎 Cons

  • HD-only model does not support 4K or higher resolution workflows.
  • Represents a significant investment compared to software-based keying solutions.
  • At 3.25 pounds the unit requires dedicated rack space and cabling in the signal chain.
  • Limited to its built-in processing — feature updates depend on firmware availability from Blackmagic Design.

Frequently Asked Questions

The Ultimatte 12 HD is designed for HD video signals. For higher resolutions such as 4K or 8K, Blackmagic Design offers other models in the Ultimatte 12 lineup.
Yes, it processes composites in real time with zero-frame delay, making it suitable for live broadcast, news production, and other applications where latency is unacceptable.
The Ultimatte 12 HD is a dedicated hardware processor with purpose-built algorithms, delivering consistent real-time performance regardless of scene complexity. Software keyers depend on host computer resources and may introduce latency or frame drops under heavy loads.
The unit uses HD video connectivity for input and output of video signals.