14 DAY TRIAL // The latest technological innovations designed, engineered and manufactured by Digital Antennas in the USA, the new PowerMax DA4000 is a mobile phone signal booster/repeater for the North American market. It supports the 800/850 and 1900Mhz networks used in North America, and it works with any carrier except Nextel.
Digital Antenna's PowerMax 3 watt Dual Band Cellular Amplifier improves communication by bringing maximum power to your cell phone; this bi-directional amplifier features Dynamic Variable Gain Control to regulate the amplifier's output to any cell carrier's tower.
A superior signal reach booster, the DA4000 provides excellent amplification of transmit and receive signals while greatly enhancing range and system access, adding up to 30 - 50 miles or more of extended coverage. This translates into fewer dropped calls, clear connections and stronger signals. It can be used with digital cellular phones that operate on CDMA, TDMA, PCS, GSM 850, GSM 1900 and AMPS and is compatible with dual-band and tri-band phones.
DA4000 connects to most existing handsfree kits and handheld cellular phones.
In case you are interested, the price is US$249.00.