zBoost Cell Phone Signal Booster - 824 MHz, 869 MHz, 1850 MHz, 1930 MHz to 849 MHz, 894 MHz, 1910 MHz, 1990 MHz - CDMA, GSM, GPRS, EVDO, HSPA, UMTS - 3G - Omni-directional Antenna

The zBoost ZB645SL boosts cell phone signals for voice calls and text for all major carriers in North America. zBoost ZB645SL captures the reliable cellular signal you have outdoors and rebroadcasts it indoors, so you can enjoy clearer, faster and more reliable cellular service. Features multi-user capability and covers up to 10,000 sq ft for enhanced signal coverage.