Digital Antenna Cellular Amplifier D/B 3W DIG-DA4000

Boosts low-power digital cell phone up to 500%, Increases coverage _ up to 50 miles or more, Improves call reception, Reduces dropped calls and signal fades.
Extends the life of your cell phone battery by using less battery power, Enhances data connections for better Internet, fax and text messaging, Easy connection to phone and installation for boat, vehicle, RV, home or office. Amplifies all cell carriers in the US, including Cingular, AT&T, Verizon, Sprint, Alltel and T-Mobile.