In today’s high-stakes digital workflows, time is creativity. Whether you're offloading hours of 8K footage or thousands of RAW images, the MF1-B4 shatters data bottlenecks — so you can stay in the creative flow.

The MF1-B4 is a high-performance external storage solution designed to facilitate the usage of CFexpress Type B Cards for both Mac and PC platforms. Utilizing the cutting-edge USB4 interface, it delivers blistering data transfer speeds of up to 40Gbps.

Beyond raw speed, the MF1-B4 solves the issue of cross-platform compatibility. It bridges the gap between different connection standards, ensuring seamless operation with Thunderbolt™ 3, 4, and 5 devices, as well as backward compatibility with USB 3.2. Whether you are backing up mission-critical data in the studio or accessing media on the go via an iPhone or iPad, the MF1-B4 provides the stability, cooling, and speed required for professional workflows.

Key Features
 

● Next-Gen USB4 Connectivity:

Equipped with a USB4 interface capable of delivering bandwidth up to 40Gbps, allowing you to transfer large media libraries in a flash.

● Plug-and-Play Functionality:

Enjoy immediate use with no driver installation required on Mac or PC platforms, simplifying setup and workflow.

● Universal Compatibility:

Eliminate connection anxiety with full support for Thunderbolt™ 3/4/5 and backward compatibility with USB 3.2, making it universally compatible with modern systems.

● Professional CFexpress Support:

Designed specifically for 1x CFexpress Card (Type B) in JBOD storage mode, the industry standard for high-end photography and cinema cameras.

● Active Thermal Management:

Features a built-in 2cm low-noise cooling fan to dissipate heat generated by high-speed CFexpress cards.

● User-Controlled Cooling:

Includes an Adjustable Fan Speed Switch (High/Low), allowing users to balance maximum cooling performance against acoustic comfort based on their environment.

● Flexible Power Architecture:

Supports standard USB Type-C bus power (5V) for portability, with an optional DC IN (5V) port to ensure stability when using power-hungry cards or connecting to low-power host devices.

● Status at a Glance:

A real-time LED Indicator provides immediate visual feedback on drive activity and connection status.

Benefits

● 40Gbps USB4.0 Speed

The MF1-B4 allows video editors and photographers to edit directly off the drive if necessary. It drastically reduces offload times for 4K/8K video and high-resolution RAW photos, freeing up more time for creativity.

● Instant Setup & Use

The MF1-B4 features genuine Plug-and-Play support, allowing instant file transfers without the need for driver installation—especially valuable during rapid, on-location production.

● Stability Under Load

The MF1-B4’s aluminum construction combined with its active cooling fan ensures the CFexpress card remains at optimal temperatures, maintaining consistent transfer speeds during heavy data ingestion.

● Mobile-Friendly

The MF1-B4 works seamlessly with the Easy Data Vault iOS app. This allows field photographers to preview, transfer, and backup footage directly to an iPhone or iPad without needing a laptop.

● Cross-Platform Freedom

Seamlessly connect to Thunderbolt™ and USB devices on macOS, Windows, or iPadOS — without worrying about ports, drivers, or performance.

Product Applications

● Professional Photography:

Rapid ingestion of RAW bursts from sports or wildlife shoots.

● Cinematography:

Offloading daily rushes of 8K ProRes or RAW video footage on set.

● Content Creation:

Editing high-bitrate video projects directly from the external media.

● IT & Archiving:

Fast, reliable backups of mission-critical data to durable CFexpress media.

● Mobile Journalism:

Using an iPad and MF1-B4 to file stories from remote locations where a laptop is impractical.

Frequently Asked Questions (FAQ)

Q: Do I need to install any software or drivers for the MF1-B4?

A: No. The MF1-B4 offers Plug-and-Play functionality. It is recognized natively by Windows and macOS operating systems, allowing you to begin using it immediately upon connection.

Q: Do I need to use the external power cable?

A: In most cases, the MF1-B4 runs perfectly on USB Type-C bus power provided by your computer. However, for guaranteed stability during intensive sustained transfers, or if using a host device with low power output (like some mobile devices), using the optional DC 5V input is recommended.

Q: Is this device compatible with Thunderbolt 3 laptops?

A: Yes! The MF1-B4 is fully compatible with Thunderbolt™ 3, Thunderbolt™ 4, and the upcoming Thunderbolt™ 5, in addition to USB4.

Q: Can I turn off the fan if I am recording audio nearby?

A: You can switch the fan to "Low" mode using the hardware switch to minimize noise while maintaining airflow. The aluminum body also aids in passive heat dissipation.

Q: Does this support CFexpress Type A cards?

A: No, the MF1-B4 is designed specifically for CFexpress Type B cards, which are the standard for high-end professional cameras.

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