Signalbox 70dB High Gain 700MHz Verizon Mobile Cell Phone Signal Repeater Frequency Range : 746--757MHz/776--787MHz Standard Supported : 4G Verison. it mainly suits for the USA. Max. Gain (dB) : 70dB Parcel will be delivery by UPS. You will receive the parcel after 5 days if you are in the United States. Power Supply : Input AC 90-260V, Output DC 12V/ 2.5A