![Front I/O includes USB 3.1 Gen 2 Type-C, USB 3.0 x 2 and standard 3.5 mm audio jack](/_img/product/category/silverstone/entry_16240/alf1s-g-1.jpg)
Front I/O includes USB 3.1 Gen 2 Type-C, USB 3.0 x 2 and standard 3.5 mm audio jack
![Quick release buttons designed for easy side panel removal](/_img/product/category/silverstone/entry_16240/alf1s-g-4.jpg)
Quick release buttons designed for easy side panel removal
![3 x 140mm Air Penetrator fans included](/_img/product/category/silverstone/entry_16240/alf1s-g-10.jpg)
3 x 140mm Air Penetrator fans included
![Top cover with ventilation holes](/_img/product/category/silverstone/entry_16240/alf1s-g-11.jpg)
Top cover with ventilation holes
![Top fan and radiator mounting holes](/_img/product/category/silverstone/entry_16240/alf1s-g-9.jpg)
Top fan and radiator mounting holes
![Internal drive cage supports 2 x 3.5](/_img/product/category/silverstone/entry_16240/alf1b-g-7.jpg)
Internal drive cage supports 2 x 3.5" HDD and 2 x 2.5" SSD
![2 x 2.5](/_img/product/category/silverstone/entry_16240/alf1b-g-6.jpg)
![Removable dust filter](/_img/product/category/silverstone/entry_16240/alf1b-g-8.jpg)
Removable dust filter
![7 expansion slots](/_img/product/category/silverstone/entry_16240/alf1s-g-2.jpg)
7 expansion slots