The X-Tube Trucker X6 is the highest power gain mobile booster on the market. It will keep you connected where other boosters fail. It boosts signal to all cell phones and cellular devices within the booster's range simultaneously. This is a wireless booster that does not require a physical connection to the cell phone or cellular data device. The Smoothtalker X-Tube Trucker X6 Extreme Power Booster is the most technologically advanced wireless cellular signal booster made. It features proprietary "stealth tech technology" that prevents shutdowns from poor antenna placement and changing environment. This booster has high gain and provides coverage throughout your truck. The X-Tube Trucker X6 can keep you connected up to 30 mi. from the nearest tower. Features Connects you in poor signal areas Reduces dropped calls Multiple users- Multiple devices Easy Install Boosts RX and TX - Network Friendly Increase data speeds up to 30 times