WERO USB4 CFexpress 4.0 TypeB Camera Card Reader Pcie4.0 Suitable for Thunderbolt 3/4/5

Name: USB4 CFexpress 4.0 Type B Card Reader
Model: USB4-CARD-READER
Main Controller: ASM2464PD
USB-C Interface: Speed 40Gbps
Interface Compatibility: Thunderbolt 4, compatible with USB4/USB 3.2/USB 3.1/USB 3.x (backward compatibility), but does not support some older Windows computers with Thunderbolt 3 ports
Memory Card Slot: CFexpress 4.0 Type B
PC System Requirements: Windows 10 or later, Linux, Chrome OS
Compatible Hardware: Any PC or Chromebook equipped with USB (Type-A or Type-C) or Thunderbolt (USB-C) interface
Mac System Requirements: iPadOS 13 or later, macOS 10.13 or later
Cable: WERO Thunderbolt 3 cable (Intel officially certified). Do not replace with non-officially certified cables.⚠️ Note: Cables claiming to have “certified chips” are all fake certified cables! This will affect stability.
Active Cooling: Fixed-speed fan (operates at a constant speed to continuously cool the interior of the card reader) – removable!
Dimensions: 84mm (Length) × 55mm (Width) × 21mm (Height)
Weight: 123 grams
Power Supply Method: Bus-powered
Speed Testing Tools:For Apple Mac: Use AmorphousDiskMark
                                            For Windows 10/11: Use CrystalDiskMark 8.01
Note: Blackmagic Disk Speed Test will show lower values due to different testing standards. Please be advised! The above speeds refer to the maximum sequential read speeds; other speed values can be obtained from customer service.
Speed of CFexpress 4.0 Type B Card On Mac Computers
Thunderbolt 5: Up to 3400 MB/s (3400 megabytes per second)
Thunderbolt 4: Up to 3400 MB/s (3400 megabytes per second)
Thunderbolt 3: Up to 2800 MB/s (2800 megabytes per second)
Speed of CFexpress 4.0 Type B Card On Windows Computers
Thunderbolt 5: Up to 3800 MB/s (3800 megabytes per second)
Thunderbolt 4/USB4: Up to 3800 MB/s (3800 megabytes per second)
Thunderbolt 3: Up to 2750 MB/s (2750 megabytes per second)
⚠️ Not supported by some computers
Speed of CFexpress 3.0 Type B Card
On Mac or Windows computers: Speed ranges from 1200 MB/s to 1600 MB/s
Support for CFexpress Type A Cards (with Optional Type B-to-Type A Adapter)：
Speed limited to approximately 700 MB/s to 800 MB/s due to the inherent speed restriction of Type A cards ⚠️ Please use high-quality adapters. Some adapters may affect the speed – please be advised!