Frequency Range: 70dB 776-787MHz/746-757MHz</br>Standard Supported : Verizon 4G</br>Support 4 g from the United States. But it has two 4 g spectrum in the United States. The product support Verison 4G rather than AT&T 4G. NOTICE: Please make choice before buying it. If you do not sure the Repeater's frequency you need we can help you select a right one for you.we have all USA frequency amplifier .so feel free contact us please.</br>I/O Port : N-female on both ends</br>Power Supply : Input AC 90-260V Output DC 12V/ 2.5A</br></br>Product Description</br></br>Support 4 g from the United States. But it has two 4 g spectrum in the United States. The product support Verison 4G rather than AT&T 4G.<br><br><br> NOTICE: Please make choice before buying it. If you do not sure the Repeater's frequency you need we can help you select a right one for you.we have all USA frequency amplifier .so feel free contact us please.<br><br><br> Introduction: <br> <br> This signal amplifier is 70dB and suitable for home or small building use. It improves cell phone voice and data reception adding bars of signal to your phone and increased data transfer speeds. It also helps prevent dropped calls. It doesn't require a direct connection to your phone but rather works wirelessly. It can also work for multiple users at the same time. This amplifier is 700MHz single band?? meaning that it only works with the 700MHz network. <br> <br> Fe