WWAN module
The following table lists the Wireless Wide Area Network (WWAN) module supported on your Latitude 9420.
WWAN module specifications
Description Option one Option two
Model number
Qualcomm Snapdragon X20 Global
Gigabite LTE
Qualcomm Snapdragon X55 Global
Gigabite NR/LTE
Transfer rate Up to 1 Gbps DL/150 Mbps UL (CAT 16) Up to 3Gbps DL/250 Mbps UL (3GPP
Release15 NR/LTE CAT 20)
Frequency bands supported (1,2,3,4,5,7,8,12,13,14,17,18,19,20,25,26,2
8,29,30,32,38,39,40,41,42,43,46,66),
HSPA+ (1, 2, 4, 5,6, 8, 9, 19)
NR
(1,2,3,5,7,8,12,20,28,38,41,66,71,77,78,79
)
LTE
(1,2,3,4,5,7,8,12,13,14,17,18,19,20,25,26,2
8,29,30,32,34,38,39,40,41,42,46,48, 66)
HSPA+ (1,2,4,5,6,8,9,19)
Wireless standards
Not Applicable Not Applicable
Encryption
Not Applicable Not Applicable
Global Navigation Satellite System
(GNSS)
Not Applicable Not Applicable
Audio
The following table lists the audio specifications of your Latitude 9420.
Table 10. Audio specifications
Description Values
Audio controller
Realtek ALC711-CG
Stereo conversion
Supported, 24-bit DAC (Digital-to-Analog) and ADC (Analog-
to-Digital)
Internal audio interface
SoundWire interface
External audio interface
Universal audio jack
Number of speakers
Four
Internal-speaker amplifier
Realtek ALC1319D
External volume controls
Keyboard shortcut controls
Speaker output:
Average speaker output
8 W
Peak speaker output
10 W
Subwoofer output
Supported
Specifications of Latitude 9420 17
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