HP EliteBook 640 14 inch G9 i5 1235U Notebook 35.6 cm (14") Full HD Intel Core i5 16 GB DDR4 SDRAM 512 GB SSD Wi Fi 6 (802.11ax) Windows 11 Duplex printing___Yes A power button that’s activated A power button that’s activated by a fingerprint reader boots up the system and logs you in fast depending on usage NVMe Total storage capacity 512 GB Total SSDs capacity 512 GB NVMe Yes Graphics Discrete graphics card No On board graphics card family Intel Iris Xe Graphics On board graphics card Yes On board graphics card model Intel Iris Xe Graphics Discrete graphics card model Not available Audio Number of microphones 2 Built in speaker(s) Yes Number of built in speakers 2 Built in microphone Yes Camera Front camera signal format 720p Front camera Yes Privacy camera Yes Front camera HD type HD Infrared (IR) camera Yes Optical drive Optical drive type No Network Mobile network connection No Top Wi Fi standard Wi Fi 6 (802 0 Ethernet LAN (RJ 45) ports 1 Combo headphone mic port Yes USB Power Delivery Yes Thunderbolt 4 ports quantity 1 Keyboard Pointing device Clickpad Numeric keypad No Spill resistant keyboard Yes Keyboard backlit Yes Keyboard special features Spill resistant Input device model HP Premium Keyboard Software Pre installed software HP Connection Optimizer