Dr. Tech&reg; 1900MHz (Bundled with Antenna) Signal Booster / Amplifier / Repeater Works with Verizon, AT&T, T-Mobile, Alltel, Cellular one, ROGER, BELL Works with PCS 1900MHz ; Bundled with outdoor antenna 11,000 sq ft coverage area Frequency range: Uplink: 1850 - 1910 MHz ; Downlink: 1930 - 1990 MHz Designed for easy installation and simple to use Greatly reduces dropped calls, extends signal range, and increases data rates