compatible devices | Surface Book 1, 2, 3 / Surface Studio 1, 2 / Surface Laptop 1,2,3,4 / Surface Go 1,2 / Surface Pro 3, 4, 5, 6, 7 / Surface Laptop Go / Pen Tip Kit | Surface Pro 9, Surface Pro 8, Surface Pro 7+, Surface Pro 7, Surface Pro 6, Surface Pro 5, Surface Pro 4, Surface Duo/ Duo 2, Surface Pro X, Surface Go/Go 2/Go 3, Surface Book/Book 2/Book 3, Surface Studio 1st Gen, Surface Studio 2, Surface Studio 2+, Surface Laptop 1/Laptop 2/Laptop 3/Laptop 4/Laptop 5, Surface Laptop Studio.Contact us for more information. Some touch-screen devices support Microsoft pen protocol from HP, ASUS, DELL, Acer, SONY and ViewSonic | ✔Surface Pro 3/Pro 4/Pro(5th Gen)/Pro 6/Pro 7/Pro 7+/Pro 8/Pro X, ✔Surface Book/Bk 2/Bk 3, ✔Surface Laptop/Laptop 2/Laptop 3/Laptop 4/Laptop Studio, ✔Surface 3, ✔Surface Go/Go 2/Go 3, ✔Surface Studio/Studio 2., Contact us for more information. Some touch-screen devices support Microsoft pen protocol from HP, ASUS, DELL, Acer, SONY and ViewSonic | ✔Surface Pro 3/Pro 4/Pro(5th Gen)/Pro 6/Pro 7/Pro 7+/Pro 8/Pro X, ✔Surface Book/Bk 2/Bk 3, ✔Surface Laptop/Laptop 2/Laptop 3/Laptop 4/Laptop Studio, ✔Surface 3, ✔Surface Go/Go 2/Go 3, ✔Surface Studio/Studio 2., Contact us for more information. Some touch-screen devices support Microsoft pen protocol from HP, ASUS, DELL, Acer, SONY and ViewSonic | Surface Pro 9/8/7/X/6/5/4/3, Surface Go 3/2/1, Surface Book 3/2/1, Surface Laptop 5/4/3/2/1, Surface Studio 2/1, Surface 3 | Surface Pro 9, Surface Pro 8, Surface Pro X, Surface Pro Laptop Studio, Surface Duo 2 |