MRC:
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.FEAT
Special Features:
2.4 in x 6.1 in x 1.3 i (6.1x15.5x 3.3cm); display size, 1.5 in x 2.2 in(3.8 x 5.6 cm); 160x240 pixels, 4 levelgray lcd; 7.0 oz with baterries, (198 g) battery life up to 18 hours; serial and usb interface, non waterproof; builtin basemap with automatic routing; 256 level color tft; high sensitivy gps receiver for heavy tree cover and deep canyons