Dell Latitude 7280 Owner's Manual

Port and connector specifications

Table 1. Temperature specificationsTemperature
Feature	Specifications
Audio	Microphone-in, stereo headphones, and headset combo connectorRealtek ALC3246 ControllerStereo conversion: 24-bit (analog-to-digital and digital-to-analog)Internal interface - high-definition audio codecExternal interface - microphone-in and stereo headphones/speakers universal connector Speakers: Power: 2X2 Wrms Internal speaker amplifier: Two watts per channel Internal microphone: Digital microphone (dual microphone with camera) No volume control buttons Support hot-key keyboard button
Network adapter	One RJ-45 connector
USB	One USB 3.0One DisplayPort over USB Type-C (optional Thunderbolt 3)
Memory card reader
Micro Subscriber Identity Module (SIM) card
Docking port
Express Card	None
AC adapter	E5 65 W E5 65 W rug (Only for India) E5 90 W E4 65 W HF (BFR/PVC Free) Power Companion 45 W (Dura Ace) Hybrid Power Bank and adapter (45 W) (12 inches only, not 14/15) (No express charge)
Smart card reader	One (optional)
Video	HDMI 1.4