
Blackmagic Design
Blackmagic Design BM-ULTMKEY12/B/HD Ultimatte 12 HD Keyer
★★★★★
Broadcast-grade real-time chroma keyer and compositing processor for flawless HD green screen work.
$1,055.00*
View on Amazon
✓ In Stock on Amazon.com
*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.
Notice a mistake? Let Us Know
Overview
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
What video resolution does the Ultimatte 12 HD support?
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.
Does the Ultimatte 12 HD perform keying in real time?
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.
How does this unit differ from software-based keyers?
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.
What connectivity does this keyer use?
The unit uses HD video connectivity for input and output of video signals.