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Table 6. External ports (continued)
Description
USB ports
Audio port
Video port
Media-card reader
Power-adapter port
Security-cable slot
Internal slots
The following table lists the internal slots of your Precision 3581.
Table 7. Internal slots
Description
M.2
Ethernet
The following table lists the wired Ethernet Local Area Network (LAN) specifications of your Precision 3581.
Table 8. Ethernet specifications
Description
Model number
Transfer rate
14
Specifications of Precision 3581
Values
● Two Thunderbolt 4 port with DisplayPort Alt Mode/USB
Type-C/USB4/Power Delivery
NOTE:
You can connect a Dell Docking Station to this
port. For more information, search in the Knowledge
Base Resource at www.dell.com/support.
● One USB 3.2 Gen 1 port with PowerShare
● One USB 3.2 Gen 1 port
One Universal audio jack
One HDMI 2.0 port
One smart card reader slot (optional)
Type-C adapter
One security-cable slot (wedge-shaped)
Values
● One M.2 2230 slot for WiFi and Bluetooth combo card
● Two M.2 2230/2280 slot for solid-state drive
● One M.2 3042/3052 slot for WWAN (optional)
NOTE:
To learn more about the features of different
types of M.2 cards, search in the Knowledge Base
Resource at www.dell.com/support.
Values
Intel I219-LM
10/100/1000 Mbps
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