| Fully functional on HSDPA, UMTS, EDGE, and GPRS networks, the AirCardŽ 850 utilizes the 2100 MHz frequency band for European and Asian customers. The AirCard 850 is backwards compatible to EDGE/GPRS/GSM networks on all four frequency bands (850, 900, 1800, and 1900 MHz), for worldwide use in areas where a WCDMA (UMTS) network is not available
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