Sprint U600 3G/4G is a CDMA USB modem from Sprint which already supports CDMA EVDO Rev A and WiMAX 4G. This modem can be connected directly with Sprint to use Sprint's 3G Smartview.
There are two color LED lights that show 3G signal(EVDO) or 4G (Wimax), Blue = 4G and grenn led = 3G, flashing linght = data activity, red = no data activity.
U600 EVDO 3G / WIMAX 4G Specifications:
Networks: 3G CDMA / EVDO Rev.A and 4G WiMAX Band : CDMA EVDO Rev.A 800/1900Mhz, WIMAX 2.5 Ghz,
Type: USB 2.0 Interface
OS support: Windows XP, Vista, and Windows 7, Mac OS X 10.5 & 10.6, Linux
Available Antenna Ports for 3G, 4G and GPS Antenna Port
