Lenovo AIO 300-20ISH All-in-One (ideacentre) Drivers Operating System: Windows 10 x64 (64 bit) Drivers: Audio Realtek Audio Driver v6.0.1.7843 Release: 01 Sep 2016 Size: 365.8 MB Intel BlueTooth Intel BlueTooth Driver v20.70.0.402 Release: Feb 2019 Size: 1.4