USB modem offering connectivity for your PC to Sprint"s 3G Mobile Broadband network * GPS capable for turn-by-turn directions via Sprint Navigation * Employs CDMA wireless technology authentication and identification system for top-notch security * Compatible with external antenna for improved signal strength (sold separately) * Weighs 0.7 ounces and measures 2.44 x 1.18 x 0.39 inches (HxWxD)