This product enables you to amplify signals for your mobile phone where you experience poor reception in vehicles, home and offices.

This amplifier will amplify both 800 mghz and 1900 mghz signals.

Parts included: Bi-Directional Amplifier 6' Adapter Extension Cable 12V DC Power Adapter (Cigarette Lighter Plug Included) Specs: Frequency: 806-821 MHz Uplink and 851-866MHz DownLink Max Output power: 3 Watts Linear Output Power + 30dBm