Casio WSD-F20X User Manual page 4

Five-atmosphere Water Resistance + MIL-STD
Even though this watch has a built-in voice recognition microphone, it still is
water resistant up to five atmospheres. This means you can wear your watch
while swimming, fishing, etc. MIL-STD-810G standard environment
resistance allows you to wear your watch while engaged in a variety of
vigorous outdoor activities, including: mountain climbing, cycle sports,
fishing, and more.
*2 United States Department of Defense Military Standard
Built-in GPS (WSD-F20 series only)
This watch has GPS
without connecting with a phone. The watch itself can display a map
current location, measure and record data for a variety of activities, and more.
*3 In addition to GPS (U.S.), your watch also supports GLONASS (Russia)
and QZSS (Japan) positioning. This manual uses "GPS" to refer to all of
the above positioning systems.
*4 To display the map when you do not have a smartphone, you need to have
the map data downloaded beforehand.
Dual-layer LCD for Improved Readability
CASIO app operations are designed to use either the color or the
monochrome LCD. The monochrome LCD makes display contents easier to
read when outdoors under sunlight.
Three Side Buttons Designed for Sure Operation
The three side buttons are designed for sure operation even when outdoors.
Apps can be freely assigned to the
*3 built in, and you can acquire location information
EN-3
TOOL button and the
*2
of your
*4
APP button.