Do you need the power supply if you're only using the ethernet port?

No, you do not need the power adapter for the ethernet port. I can even use a mouse, thumb drive, and ethernet port without the power supply.

Can this be used as a network usb server (ghetto NAS)? Plug-in muliple usb drives and access them from anywhere on the network WITHOUT needing to be connected to a PC

No, that's not what it does. It's just a USB hub with a built in USB-to-ethernet adapter. It will not work without a PC.

Is the StarTech.com ST3300U3S compatible with operating systems other than Windows?

Yes, the StarTech.com ST3300U3S is compatible with Mac OS 10.x and Linux in addition to various versions of Windows.

What is the maximum data transfer speed of the USB 3.0 ports on the StarTech.com ST3300U3S?

The USB 3.0 ports on the StarTech.com ST3300U3S support up to 5Gbps of bandwidth.

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StarTech ST3300U3S USB 3.0 to Gigabit Ethernet NIC Network Adapter with 3 Port Hub - White

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Add Gigabit Ethernet connectivity and 3 USB 3.0 Hub ports to a computer through a single SuperSpeed USB 3.0 port
USB 3.0 Network Adapter
USB 3.0 to Gigabit Ethernet
USB 3 NIC
USB 3 Ethernet Adapter
USB Hub with Ethernet port
10/100/1000 Mbps RJ45 Ethernet port

Overview

Specs

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Add Gigabit Ethernet connectivity and 3 USB 3.0 Hub ports to a computer through

Model
Brand	StarTech.com
Model	ST3300U3S

Details
Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3az USB 3.0 rev. 1.0
Speed	10/100/1000Mbps
Connectors	1 x RJ45
Interface	1 - USB 3.0 Micro-B, 3 - USB 3.0 A
LEDs	1 - Blue - Power 1 - Green - Network Link (solid) / Activity (flashing)
Wake On LAN	Yes
Temperature	0°C ~ 50°C

Features
Features	Connector Type(s): 1 - RJ-45 Female 1 - USB 3.0 Micro-B (10 pin; SuperSpeed) Female 3 - USB 3.0 A (9 pin; SuperSpeed) Female OS Compatibility: Windows XP(32/64-bit)/ Server 2003(32/64-bit)/ Server 2008 R2/ Vista(32/64-bit)/ 7(32/64-bit)/ 8 (32/64-bit) Mac OS 10.x Linux Power: Center Tip Polarity: Positive Input Voltage: Universal 115 ~ 230 AC Output Current: 2 Output Voltage: 5 DC Plug Type: M Power Adapter Included: Yes 10/100/1000 Mbps RJ45 Ethernet port Fully compliant with IEEE 802.3, IEEE 802.3u, IEEE 802.3ab and IEEE 802.3az specifications Supports Auto-MDIX, Wake-on-LAN and Jumbo Frames Crossover Detection & Auto-Correction (Auto MDIX) 3 SuperSpeed USB 3.0 ports with up to 5Gbps of bandwidth Backward compatible with USB 2.0 and USB 1.0/1.1 devices Supports USB 3.0/2.0/1.x devices simultaneously Fully compliant with USB 3.0 rev 1.0 specifications Plug-and-Play and hot-swap compatible.

Dimensions & Weight
Dimensions	3.6" x 2.6" x 0.8"
Weight	1.9 oz [55 g]

Packaging
Package Contents	1 - USB 3.0 GbE Adapter plus Hub 1 - Micro USB 3.0 Cable 1 - Universal Power Adapter 3 - Power Adapter Plug (NA/ UK/ EU) 1 - Driver CD 1 - Instruction Manual

Additional Information
First Listed on Newegg	July 19, 2013

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Limited Warranty period (parts): 1 year
Limited Warranty period (labor): 1 year
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Return for refund within: 15 days
Return for replacement within: 15 days
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StarTech ST3300U3S USB 3.0 to Gigabit Ethernet NIC Network Adapter with 3 Port Hub - White

Learn more about the STARTECH ST3300U3S

Customer Reviews of the STARTECH ST3300U3S

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Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info

Item#: N82E16833114093

StarTech ST3300U3S USB 3.0 to Gigabit Ethernet NIC Network Adapter with 3 Port Hub - White

Learn more about the STARTECH ST3300U3S

Customer Reviews of the STARTECH ST3300U3S

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info