Lenovo ThinkPad X1 Carbon Gen 8, Other Features include:Max Battery Life(MobileMark 2014: 19.5 hr, MobileMark 2018: 13.8 hr, JEITA 2.0: 19.8 hr), Power Adapter: 65W USB-C, Connectivity: Ethernet(100/1000M via Optional Adapter), WLAN + Bluetooth(Intel AX201 11ax, 2x2 + BT5.2), Standard Ports(1x side docking connector, 1x Ethernet extension connector, 1x USB 3.2 Gen 1, 1x USB 3.2 Gen 1 (Always On), 1x HDMI 1.4b, 1x headphone / microphone combo jack (3.5mm), 2x USB-C 3.2 Gen 2 / Thunderbolt 3 (support data transfer, Power Delivery 3.0 and DisplayPort 1.2), Storage Support: One drive, up to 2TB M.2 2280 SSD, optional Intel Optane Memory integrated with SSD, M.2, Memory Slots: Memory soldered to systemboard, no slots, dual-channel capable, Max Memory: 16GB soldered memory, not upgradable, Memory: 16GB Soldered LPDDR3-2133, Dimensions (WxDxH): 323 x 217 x 14.95 mm (12.72 x 8.54 x 0.59 inches).