Table 11. WWAN module specifications(continued)
Description Values
Operating frequency bands
● LTE FDD (B1, B2, B3, B4, B5, B7, B8, B12, B13, B14, B17,
B18, B19, B20, B25, B26, B28, B29, B30, B32, B66, B71)
● LTE TDD (B34, B38, B39, B40, B41, B42, B43, B46
(receiver only), B48)
● WCDMA (B1, B2, B4, B5, B8)
Power supply DC 3.135 V to 4.4 V, Typical 3.3 V
SIM card Supported through external or internal SIM-card slot
eSIM with Dual SIM (DSSA)
Supported (The availability of eSIM functionality embedded on
the module is dependent on the region and specific carrier
requirements)
Antenna Diversity Supported
Radio On/Off Supported
Wake On Wireless Not supported
Temperature
● Normal operating temperature: -10 °C to +55 °C
● Extended operating temperature: -20 °C to +65 °C
● Storage Temperature: -40 °C to +85 °C
Antenna connector
● WWAN Main Antenna x 1
● WWAN Diversity Antenna x 1
NOTE: For instructions on how to find your computer's IMEI (International Mobile Station Equipment Identity) number,
search in the Knowledge Base Resource at www.dell.com/support.
Audio
The following table lists the audio specifications of your Latitude 3440.
Table 12. Audio specifications
Description Values
Audio controller
Realtek ALC3204
Stereo conversion
Supported with Waves MaxxAudio Pro
Internal audio interface
High definition audio interface
External audio interface
One universal audio port
Number of speakers
Two
Internal-speaker amplifier
Supported (audio codec integrated)
External volume controls
Supported
Speaker output:
Average speaker output
2 W x 2 = 4 W
Peak speaker output
2.5 W x 2 = 5 W
Subwoofer output
Not supported
Specifications of Latitude 3440 15
16 / 28 15 / 26 16 / 28 15 / 26 16 / 28
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