Design
Product colour	Black
Internal
Features
Chipset	NEC uPD720200
Logistics data
Harmonized System (HS) code	84733020
Products per master (outer) case	75 pc(s)
Master (outer) case width	350 mm
Master (outer) case length	690 mm
Master (outer) case height	320 mm
Operational conditions
Operating temperature (T-T)	0 - 85 °C
Storage temperature (T-T)	-65 - 125 °C
Other features
Data transfer rate	5 Gbit/s
Compatible operating systems	Windows XP(32/64-bit)/ Server 2003(32/64-bit)/ Vista(32/64-bit)/ Server 2008 R2/ 7(32/64-bit)
Packaging data
Package width	143 mm
Package depth	173 mm
Package height	32 mm
Package weight	105 g
Ports & interfaces
Host interface	ExpressCard
Output interface	USB 3.2 Gen 1 (3.1 Gen 1)
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2
System requirements
Windows operating systems supported	Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 Pro, Windows 10 Pro x64, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8
Weight & dimensions
Width	54 mm
Depth	74 mm
Height	5 mm
Weight	23.8 g

Add two flushmount USB 3.0 ports to your ExpressCard-enabled laptop. The ECUSB3S254F 2-Port Flush Mount USB 3.0 ExpressCard Adapter uses a unique form factor design that allows it to sit fully in a standard 54mm laptop ExpressCard slot without sticking out.When inserted, the USB 3.0 ports provided by the ExpressCard adapter sit flush with the sides of the laptop, creating a seamless add-on that can be left installed even while on the move, without having to worry about impact damage to either the card or the ExpressCard slot.The SuperSpeed USB 3.0 Card supports data transfer rates of up to 5Gbps, and is backward compatible with USB 2.0 (at up to 480Mbps), or USB 1.1/1.0 at up to 12/1.5 Mbps respectively - the perfect laptop accessory for users to connect USB devices, both new and old.