Otterbox Armor 1600 Magnetic GPS Case

Protect your bluetooth GPS unit without a decrease in signal strength
Increased shock and drop protection
Waterproof, dustproof & airtight
85lb magnet for secure outside vehicle mounting
Rubber pad on magnet to protect painted surfaces
Easy to use
Unconditional lifetime guarantee

For use with the following bluetooth GPS units:

Transplant Computing
Emtac
Socket
TomTom

Colors: Clear case with gray foam

Full compatibility chart

Dimensions:

Internal: inches L 3.313 - W 2.375 - D 1.000
mm(L 84.15 - W 60.33 - D 25.40)

External: inches L 4.375 - W 2.875 - D 1.375
mm(L 111.13 - W 73.03 - D 34.93)