Table 5. External ports (continued)
Description Values
Media-card reader
One microSD-card slot
Power-adapter port
One 7.40 mm x 5.10 mm DC-in
Security-cable slot
Not supported
Internal slots
The following table lists the internal slots of your Alienware x15 R2.
Table 6. Internal slots
Description Values
M.2
Two M.2 2230/2280 slots for solid-state drive
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.
Wireless module
The following table lists the Wireless Local Area Network (WLAN) module supported on your Alienware x15 R2.
Table 7. Wireless module specifications
Description Values
Model number
Killer AX1675
Transfer rate
Up to 2400 Mbps
Frequency bands supported
2.4 GHz/5 GHz/6 GHz
Wireless standards
● WiFi 802.11a/b/g
● Wi-Fi 4 (WiFi 802.11n)
● Wi-Fi 5 (WiFi 802.11ac)
● Wi-Fi 6 (WiFi 802.11ax)
Encryption
● 64-bit/128-bit WEP
● AES-CCMP
● TKIP
Bluetooth
Bluetooth 5.2
Audio
The following table lists the audio specifications of your Alienware x15 R2.
Table 8. Audio specifications
Description Values
Audio controller
Realtek ALC3281
12