Hello All, I recently downloaded the Nuvi 660 firmware upgrade from the Garmin site to upgrade to v2.70. I did this as I read some other comments that t.

General Physical dimensions 4.8'W x 2. Buka File Ekstensi Odt. 9'H x.8'D (12.2 x 7.4 x 2.0 cm) Weight 172.93g (6.1 ounces) Battery rechargeable lithium-ion Display type WQVGA colour antiglare TFT with white backlight Display size 3.81'W x 2.25'H (9.7 x 5.7 cm); 4.3' diag (10.9 cm) Display resolution 480 x 272 pixels Battery life up to 4 hours Maps & Memory Preloaded street maps Storage and Power Capacity SD™ card (not included) Navigation Features Traffic compatible Additional Additional • This USB device is compatible with Windows® XP or newer and Mac® OS X 10.4 or later.