As described at HP official website, HP ENVY x360 15-AQ273CL is 15 inch convertible 2-in-1 laptop powered by 8th Generation 1.8 GHz Intel Core i7-8550U quad-core mobile processor with integrated Intel UHD Graphics 620 video card.
This mobile computer features 15 inch Full HD IPS touch-screen display, backlit keyboard, Intel 802.11b/g/n/ac (2×2) Wi-Fi, Bluetooth 4.2 Combo, multi-format SD media card reader slot, USB 3.0 (Type-C) port, HDMI port, dual speakers with Bang & Olufsen sudio technology, and 4-cell 55.67 Wh Li-ion battery.

HP ENVY x360 15-AQ273CL SPECS
Processor : Intel Core i7-8550U (1.8 GHz base frequency, up to 4 GHz with Intel Turbo Boost Technology, 8 MB cache, 4 cores)
Memory : 12 GB DDR4-2400 SDRAM (4 GB (onboard) and 8 GB (1 x 8 GB))
Video graphics : Intel UHD Graphics 620 Integrated
Hard drive : 256 GB PCIe NVMe M.2 SSD
Display : 15.6″ diagonal FHD IPS WLED-backlit multitouch-enabled edge-to-edge glass (1920 x 1080)
Keyboard : Full-size island-style backlit keyboard
Pointing device : HP Imagepad with multi-touch gesture support
Wireless connectivity : Intel 802.11b/g/n/ac (2×2) Wi-Fi and Bluetooth 4.2 Combo
Expansion slots : 1 x multi-format SD media card reader
External ports : 1 x USB 3.0 (Type-C); 2 x USB 3.0 (1 HP USB Boost); 1 x HDMI; 1 x headphone/microphone combo
Dimensions (W x D x H) : 38 x 25 x 1.88 cm
Weight : 2 kg
Power supply type : 45 W AC power adapter
Battery type : 4-cell, 55.67 Wh Li-ion
Audio features : Bang & Olufsen, dual speakers
Operating system : Windows 10 Home 64-Bit
Software included : McAfee LiveSafe
Pre-installed software : CyberLink Power Media Player; Netflix
HP 15-AQ273CL DRIVERS FOR WINDOWS 10 64 BIT
AUDIO / SOUND
Conexant High-Definition (HD) Audio Driver
Version : 9.0.145.51 Rev.A
Release date : Sep 18, 2017
File size : 217.2 MB
File name : sp81967.exe
https://ftp.hp.com/pub/softpaq/sp81501-82000/sp81967.exe
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GRAPHICS / VIDEO / DISPLAY / VGA
Intel High-Definition (HD) Graphics Driver
Version : 24.20.100.6025 Rev.H
Release date : May 17, 2018
File size : 363.9 MB
File name : sp87736.exe
https://ftp.hp.com/pub/softpaq/sp87501-88000/sp87736.exe
CHIPSET
Intel Chipset Installation Utility and Driver
Version : 10.1.1.45 Rev.C
Release date : Nov 16, 2017
File size : 4.0 MB
File name : sp82749.exe
https://ftp.hp.com/pub/softpaq/sp82501-83000/sp82749.exe
Intel Dynamic Platform and Thermal Framework Client Driver
Version : 8.3.10205.5196 Rev.C
Release date : Nov 16, 2017
File size : 8.4 MB
File name : sp82761.exe
https://ftp.hp.com/pub/softpaq/sp82501-83000/sp82761.exe
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Intel Integrated Sensor Solution Driver
Version : 3.1.0.3429 Rev.C
Release date : Nov 16, 2017
File size : 3.2 MB
File name : sp82764.exe
https://ftp.hp.com/pub/softpaq/sp82501-83000/sp82764.exe
Intel Management Engine Interface (MEI) Driver
Version : 11.7.0.1040 Rev.C
Release date : Nov 16, 2017
File size : 74.1 MB
File name : sp82759.exe
https://ftp.hp.com/pub/softpaq/sp82501-83000/sp82759.exe
Intel Rapid Storage Technology Driver
Version : 15.7.0.1014 Rev.A
Release date : Aug 24, 2017
File size : 17.6 MB
File name : sp81869.exe
https://ftp.hp.com/pub/softpaq/sp81501-82000/sp81869.exe
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Intel Serial IO Driver
Version : 30.100.1725.1 Rev.C
Release date : Nov 16, 2017
File size : 3.1 MB
File name : sp82760.exe
https://ftp.hp.com/pub/softpaq/sp82501-83000/sp82760.exe
Intel Virtual Buttons Driver
Version : 2.2.1.31 Rev.L
Release date : May 21, 2018
File size : 1.5 MB
File name : sp87773.exe
https://ftp.hp.com/pub/softpaq/sp87501-88000/sp87773.exe
KEYBOARD MOUSE TOUCHPAD
HP Wireless Button Driver
Version : 2.1.4.1 Rev.A
Release date : Jul 4, 2018
File size : 0.5 MB
File name : sp88834.exe
https://ftp.hp.com/pub/softpaq/sp88501-89000/sp88834.exe
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Intel Virtual Buttons Driver
Version : 1.1.1.22 Rev.C
Release date : Nov 16, 2017
File size : 1.5 MB
File name : sp82754.exe
https://ftp.hp.com/pub/softpaq/sp82501-83000/sp82754.exe
Synaptics TouchPad Driver
Version : 19.5.10.75 Rev.A
Release date : Nov 30, 2018
File size : 24.1 MB
File name : sp92722.exe
https://ftp.hp.com/pub/softpaq/sp92501-93000/sp92722.exe
WEBCAM / WEB CAMERA
HP IR Camera Driver
Version : 10.0.15063.11299 Rev.E
Release date : Nov 16, 2017
File size : 24.8 MB
File name : sp82768.exe
https://ftp.hp.com/pub/softpaq/sp82501-83000/sp82768.exe
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STORAGE / HARD DRIVE
Intel Rapid Storage Technology Driver
Version : 15.8.1.1007 Rev.C
Release date : Nov 16, 2017
File size : 19.7 MB
File name : sp82750.exe
https://ftp.hp.com/pub/softpaq/sp82501-83000/sp82750.exe
CARD READER
Realtek Card Reader Driver
Version : 10.0.16299.21304 Rev.L
Release date : May 21, 2018
File size : 12.8 MB
File name : sp87772.exe
https://ftp.hp.com/pub/softpaq/sp87501-88000/sp87772.exe
WIRELESS LAN WLAN WIFI NETWORK
Intel Wireless LAN Drivers
Version : 20.90.0.7 Rev.P
Release date : Oct 11, 2018
File size : 149.4 MB
File name : sp92246.exe
https://ftp.hp.com/pub/softpaq/sp92001-92500/sp92246.exe
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BIOS
HP Notebook System BIOS Update (Intel Processors)
Version : F.57 Rev.A
Release date : Dec 11, 2018
File size : 35.8 MB
File name : sp93270.exe
https://ftp.hp.com/pub/softpaq/sp93001-93500/sp93270.exe
SOFTWARE & UTILITIES
HP PC Hardware Diagnostics UEFI
https://ftp.hp.com/pub/softpaq/sp91501-92000/sp91882.exe
HP Consumer Desktop / Notebook PC ME Firmware Update
https://ftp.hp.com/pub/softpaq/sp90001-90500/sp90139.exe
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Intel Solid State Drive (SSD) Firmware Update
https://ftp.hp.com/pub/softpaq/sp81501-82000/sp81637.exe
Toshiba XG5 SSD Firmware Update
https://ftp.hp.com/pub/softpaq/sp92001-92500/sp92326.exe
HP Image Enhancement for System Logon
https://ftp.hp.com/pub/softpaq/sp82001-82500/sp82019.exe
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HP Support Assistant
https://ftp.hp.com/pub/softpaq/sp86501-87000/sp86979.exe
HP System Event Utility
https://ftp.hp.com/pub/softpaq/sp87001-87500/sp87076.exe