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Table 11. Audio specifications (continued)
Description
External volume controls
Speaker output:
Average speaker output
Peak speaker output
Subwoofer output
Microphone
Storage
This section lists the storage options on your Precision 3581.
Your Precision 3581 supports Two M.2 2230/2280 solid-state drives
Table 12. Storage specifications
Storage type
M.2 2230/2280 solid-state drive
M.2 2230 self-encrypting drive
Media-card reader
The following table lists the media-card reader specifications of your Precision 3581.
Table 13. Media-card reader (standard offering)
Description
Media supported (Maximum capacity supported will vary by Flash Media Types)
Media Supported
Support Specification Versions
Keyboard
The following table lists the keyboard specifications of your Precision 3581.
Table 14. Keyboard specifications
Description
Keyboard type
Keyboard layout
Number of keys
Values
Keyboard shortcut controls
2 W
2 W
Not supported
Digital-array microphones in camera assembly
Interface type
PCIe Gen4 x4 NVMe, up to 64 Gbps
PCIe Gen4 x4 NVMe, up to 64 Gbps
Values
● Micro Secure Digital (mSD)
● Micro Secure Digital High Capacity (mSDHC)
● Micro Secure Digital Extended Capacity (mSDXC)
microSD 4.0 card
Values
Standard keyboard
QWERTY
● United States and Canada: 99 keys
● United Kingdom: 100 keys
Capacity
2 TB
256 GB
Specifications of Precision 3581
17
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