Dell Latitude 3540 Keyguard ADAPTIVE KEYGUARD PROLOQUO PROLOQUO2GO You might want 1/8" holes

You might want 1/8" holes for someone who can type faster

Note: The color acrylic option is NOT recommended for this keyguard

This temporary keyguard allows you to test the suitability of a keyguard for a TouchChat user

You can find that keyguard here

This keyguard fits the HP USB Slim keyboard

Dell Latitude 3540 Keyguard ADAPTIVE KEYGUARD PROLOQUO PROLOQUO2GO You might want 1/8" holesKeyguard for Dell Latitude 3540 laptop. May also fit other Dell Latitude and possibly some Inspiron laptops that use the same keyboard. Call if you're unsure. The default material is 3 16" clear acrylic. 1 8" high impact PMMA is available for users who require the openings to be shallower, but is not recommended, since it is more flexible and may become warped or dislodged. There are also a number of 1 4" thick materials available. No attachment