1.Never experience a dropped or missed call again. Ideal for your home or office. This device captures the cellular signal outside, enhances and rebroadcasts it indoors, so you can enjoy crystal-clear phone calls, while reducing dropped calls, and superfast data speeds.</br>2.Serves as an in-building solution,Easy to set up with all hardware included. Boosts signal for all US cell carriers,Supports multiple users. Automatic gain control ensures reliable coverage even with an intermittent incoming signal.Improved inside cellular voice and data signal.</br>3.Reliable cell signal and more consistent data speeds,Faster data downloads. Reduce radiation and increase battery life, up to 2 hours additional talk time in weak-signal areas.</br>4.Manual gain control ensures reliable coverage even with an intermittent incoming signal.Automatic oscillation control and network overload protection to maintain maximum gain at all times Protects cell sites from harmful interference.</br>Package List:1x Indoor Antenna,1x Outdoor Antenna,1x Dual Band Mobile Signal Repeater,1x User Manual-English,1x Power Supply,1x Mounting Screw Kit</br></br>Product Description</br></br>Introduction:<br/> This Cell Phone Signal Booster Kit reduces dropped calls and improves the voice quality in your house or office by boosting your signal strength.It is suitable for a large house or small office/home office. The installation requires no technical experience with easy plug-and-play style setup.<br/><br/> Specifications:<br/> Frequency range(Mhz): UL 824-849MHz/1710-1755Mhz;DL 869-898MHz/2110-2155Mhz<br/> Gain(dB):70<br/> Max.Output Power(W):20dBm<br/> RF Connector:N -Female<br/> I/O impedence:50 ohms<br/> Installation Type:Wall Installation<br/> Power Supply:DC 12V<br/><br/> <b>Note:Please ensure your phone frequency the same with our repeater before purchase,for different phone may use different frequency.</b><br/> Technique Supporting:<br/> 1.If still no signal receipt after activated repeater,please check if outdoor antenna point to signal tower or elsewhere have strong signal and check if strength achieve -50DBM.<br/> 2.If you can't call out, please adjust the direction of outdoor antenna.<br/> 3.If strength is not steady, please check if outdoor and indoor antennas are too close.Please ensure the outdoor and indoor antennas have distance of 10 meters at least,with a wall between them and not in a same horizontal line.<br/></br><br/>http://www.amazon.com/gp/product/B06X3QQLN1