The USB31000SPTB USB 3.0 to Gigabit Ethernet Adapter lets you add a Gigabit network port to your laptop or Ultrabook™ computer through a USB 3.0 port, and features an integrated USB 3.0 pass-through port that keeps your USB port available for use with other peripherals. The RJ45 port supports 10/100/1000 Mbps Ethernet and is fully compatible with IEEE 802.3i/u/ab standards. The network adapter is the ideal laptop accessory for your Microsoft Surface™ Pro 4, Surface Pro 3, Surface 3, Surface Pro 2 or Surface Book. An ideal replacement LAN adapter or laptop accessory, this compact USB 3.0 NIC leverages the 5 Gbps speed of USB 3.0 to provide full gigabit bandwidth and also offers backward compatibility with USB 2.0 systems (speed limited by USB bus). The adapter supports features such as IPv4/IPv6 packet Checksum Offload Engine (COE) and TCP large send offload to reduce the load on your CPU. Jumbo Frames, full-duplex operation with 802.3x flow control and VLAN tagging are also supported, making this an efficient and full-featured USB network adapter. The StarTech.com Advantage - Full Gigabit bandwidth support through a USB 3.0 host connection - Conserve available USB 3.0 ports with USB pass-through - Take the adapter anywhere with a portable, USB-powered design

System requirements
Windows operating systems supported	Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 11, Windows 11 x64, Windows 7, 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 7 x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Enterprise, Windows Vista Enterprise x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vista Ultimate, Windows Vista Ultimate x64, Windows Vista x64, Windows XP, Windows XP Home, Windows XP Home x64, Windows XP Professional, Windows XP Professional x64
Mac operating systems supported	Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks, Mac OS X 11.0 Big Sur, Mac OS X 12.0 Monterey, Mac OS X 13.0 Ventura
Linux operating systems supported	Y
Server operating systems supported	Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019
Ports & interfaces
Connectivity technology	Wired
Host interface	USB
Interface	Ethernet
Ethernet LAN (RJ-45) ports	1
USB ports quantity	1
USB version	3.2 Gen 1 (3.1 Gen 1)
Weight & dimensions
Width	35 mm
Depth	126 mm
Height	17 mm
Weight	44 g
Power
USB powered	Y
Operational conditions
Operating temperature (T-T)	0 - 50 °C
Storage temperature (T-T)	-20 - 60 °C
Operating relative humidity (H-H)	5 - 85%
Network
Maximum data transfer rate	5000 Mbit/s
Networking standards	IEEE 802.3ab, IEEE 802.3az, IEEE 802.3i, IEEE 802.3u
Ethernet LAN	Y
Ethernet interface type	Fast Ethernet, Gigabit Ethernet
Ethernet LAN data rates	10,100,1000 Mbit/s
Cabling technology	10/100/1000BaseT(X)
Full duplex	Y
Jumbo frames support	Y
Jumbo frames	4000
VLAN tagging	Y
Maximum operating distance	100 m
Packaging data
Drivers included	Y
Package width	172 mm
Package depth	145 mm
Package height	30 mm
Package weight	132 g
Packaging content
Manual	Y
Other features
USB data transfer rates	5000 Mbit/s
Design
Internal	N
Product colour	Black
Chipset	ASIX - AX88179, VIA - VL811
Plug and Play	Y
LED indicators	Activity, Link
Logistics data
Harmonized System (HS) code	85176990
Master (outer) case width	300 mm
Master (outer) case length	592 mm
Master (outer) case height	360 mm
Products per master (outer) case	80 pc(s)
Sustainability
Sustainability compliance	Y
Sustainability certificates	CE, RoHS