Phonetone Verizon ALC 70dB 700MHz 4G LTE Mobile Phone Signal Booster Repeater Amplifier with Outdoor Fiberglass Antenna and Indoor Rubber Antenna Type: Booster Color: White/Grey Coverage: 3502 sq ft Frequency: Frequency range: 746--757MHz, 776--787MHz Gain: Max Gain: 70dB Connector: I/O Port: N-Female on both ends Power Requirements: Main Power: Input AC 100~240V 50/60Hz, Output DC 12V