The ability to provide power to the device through the USB connection getting rid of the need to use a separate power supply.
The MT202 Duet PCS is made primarily with strong high-quality metal parts designed to hold up to the rugged life of being on the move.
Each Unit Includes:
Warranty: 2 years
3.75 in x 1.25 in x 4.5 in (W x H x D)
Weight: 0.55 lbs (with USB cable)