New Shark Fin 3db Repeater Cellular Phone Antenna HOT NEW 3db AUTO ANTENNA DESCRIPTION universal 3 dbi external repeater antenna for the car windshield. The passive repeater antenna enhances a phone's signal reception. The cellular phone's transmitted signals are captured and redirected to the antenna. The normally lost transmitted waves or signals that bounce inside the automobile are redirected to the cellular towers. Thus, when inside the car, you can now get fewer dropped calls with this great product. It is wireless and works on all phones. HOW IT WORKS. The RF Pattern in the car connects with the repeater that helps transmit the signal to the towers. Cellular Phone Antenna Repeater with 3db gain.
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