Triband 900/1800/2100 (2G/3G) High Power Booster (Voice and Data) boosts signal receiving and data transferring performance of your cell phone irrespective of your location/place. Advanced technology of this cell phone booster improves texting speed and internet connectivity. Triband 900/1800/2100 (2G/3G) High Power Booster (Voice and Data) is effective solution of coverage problem as it widens signal reception area of mobile phones. Its frequency range is between 890 MHZ to 2170 MHZ. Made of metal, this 3.5 kg mobile signal booster is cost effective.