DELL Latitude 3540 i7 1355U Notebook 39.6 cm (15.6") Full HD Intel Core i7 16 GB DDR4 SDRAM 256 GB SSD Wi Fi 6E (802.11ax) Windows 11 Pro Gr Discrete graphics card___No Recent months have brought into Recent months have brought into focus the importance of keeping the workspace as hygienic as possible *Airflow improvements compared to the 71 blade ROG fan design 1000 Mbit s Bluetooth Yes Wi Fi data rate (max) 2400 Mbit s Antenna type 2x2 WLAN controller manufacturer Intel Ports & interfaces USB 3 5 mm Keyboard Pointing device Touchpad Numeric keypad No Keyboard number of keys 100 Keyboard backlit Yes Keyboard language UK English Software Operating system language Multilingual Operating system architecture 64 bit Bundled software Windows System Driver Trial software No Microsoft Office License Included 30 day Trial Offer Only Operating system installed Windows 11 Pro Technical details Form factor Clamshell Product colour Grey Processor special features Intel VT x with Extended Page Tables (EPT) Yes Intel Trusted Execution Technology Yes Intel Flex Memory Access Yes Intel Virtualization Technology for Directed I O (VT d) Yes Execute Disable Bit Yes Embedded options available No CPU configuration (max) 1 Intel Virtualization Technology (VT x) Yes Battery Battery technology Lithium Ion (Li Ion) Number of battery cells 3 Battery capacity 54 Wh Battery recharge time 3 h Battery voltage 11