Super Thin & Light Built with an aluminum chassis, backlit keyboard and a 13.3" Full HD touchscreen, this fan-less system weighs just over 2 pounds. Power & Performance With the latest Intel® Core™ i5 processor, the Galaxy Book S (Wi-Fi) is not only fast, but has 256GB of storage space and expands up to an additional 2TB. ¹MicroSD card sold separately. Long-lasting Battery A long-lasting battery¹ gives you enough power to keep focused on what you’re doing without searching for an outlet. ¹Battery life varies based on results from internal lab tests for local video playback time conducted by Samsung. Test Results from pre-release version of the device under default settings (audio volume and brightness levels) without connection to Wi-Fi or mobile network. Your Phone App The Your Phone¹ app gives you the power to access phone without having to plug it in. ¹Users must link their mobile phone to their PC through Link to Windows or Your Phone app on their PC. The App comes preinstalled on PCs with Windows 10 2018 update or later, and is downloadable for Windows 10 2018 update or later versions. Requires at Microsoft Account and an Android 7.0+ phone. Wi-Fi 6 (Gig+) Unlock network speeds up to 3x¹ faster than previous generation Wi-Fi. ¹802.11ax 2x2 160 MHz enables 2402 Mbps maximum theoretical data rates, ~3X (2.8X) faster than standard 802.11ac 2x2 80 MHz (867 Mbps) as documented in IEEE 802.11 wireless standard specifications and require the use of similarly configured 802.11ax wireless network routers. Windows 10 Home OS Juggle all your tabs and apps seamlessly with the power and flexibility of Windows 10 Home. USB-C Ports Two USB-C ports let you transfer large files from a drive or your phone, while charging your PC.