WWAN module
The following table lists the Wireless Wide Area Network (WWAN) module supported on your Latitude 5421.
Table 11. WWAN module specifications
Description
Values
Model number
Intel 7360 (DW5820e)
Transfer rate
Up to 450 Mbps DL/50 Mbps UL (Cat 9)
Data rate
●
LTE FDD: 450 Mbps DL/50 Mbps UL (Cat 9)
●
LTE TDD: 347 Mbps DL/30 Mbps UL (Cat 9)
●
UMTS/HSPA+: UMTS 384 kbps DL/384 kbps UL
Frequency bands supported
(1, 2, 3, 4, 5, 7, 8, 11, 12, 13, 17, 18, 19, 20, 21, 26, 28, 29, 30,
38, 39, 40, 41, 66), HSPA+ (1, 2, 4, 5, 8)
Wireless standards
●
LTE Category 16
●
UMTS/HSPA+
Encryption
Not supported
Global Navigation Satellite System (GNSS)
Supports GPS, BDS, and GLONASS
Audio
The following table lists the audio specifications of your Latitude 5421.
Table 12. Audio specifications
Description
Values
Audio controller
Realtek ALC3204
Stereo conversion
Supported
Internal audio interface
High definition audio
External audio interface
Universal audio jack
Number of speakers
2
Internal-speaker amplifier
Supported (audio codec integrated)
External volume controls
Keyboard shortcut controls
Speaker output:
Average speaker output
2 W
Peak speaker output
2.5 W
Subwoofer output
Not supported
Microphone
Dual-array microphones
16
Specifications of Latitude 5421
