Manufacturer Refurbished by Dell. Some of the components may have been upgraded afterwards to get the computer to the specifications advertised. PORTS & SLOTSOptional uSim card trayuSD 3.0 card reader slotAudio jackUSB 2.0USB 3.2 Gen 1 Type-A portRJ-45 with status LEDWedge-shaped lock slotPower-in, 4.5mm barrel with status LEDHDMI 1.4USB 3.2 Gen 1 Type-A port PowerShareFeaturesDimensions & Weight1. Height: 17.6mm (0.69) 2. Width: 326mm (12.83) 3. Depth: 226mm (8.9) Starting weight: 1.52kg (3.36lb)*Operating SystemAvailable with Windows 10 Pro for a smooth, versatile PC experience.Operating SystemAvailable with Windows 10 Pro or Ubuntu — for a smooth, versatile PC experience.Windows 11 isn’t here yet—but will be coming later this year. Free upgrade to Windows 11 when available.* Learn MoreMaximize performance with Dell-recommended essential accessories. Look for these great products and more at checkout.Modern design to boost productivityStunningly designed: Our Latitude 3420 is smaller and lighter, with a new darker finish, polished sidewalls and thin bezel.Upgraded keyboard: The larger edge-to-edge keyboard, keycaps and 18% larger touchpad make typing and navigation easier than ever. Enhanced display: Gain a brighter view with up to 300 nit Full HD display panels. Privacy shutter: Available with a mechanical privacy camera shutter for added security.*Our commitment to sustainability: Our systems are EPEAT Gold Certified* ensuring Latitude is a purchase you can feel good about. Plus, choosing Energy Star compliant systems not only saves you money, but also reduces emissions associated with electricity production.Welcome to a new age of intelligenceExpressConnectExperience seamless Wi-Fi. ExpressConnect automatically joins the strongest access points* in the office and prioritizes bandwidth for conferencing applications, wherever you work.ExpressResponse*With Intel® Adaptix™ Technology, prioritize your most important apps, so they open faster and perform better. ExpressCharge*Dell Optimizer extends runtime and improves battery performance by adapting to your patterns and charging up to 80% in an hour. Intelligent AudioCollaborate like you’re in the same room. Intelligent Audio enhances your audio quality and reduces background noises, so you can hear and be heard, creating a better conference experience for all.