Car Cellular Phone Signal Booster & Repeater Antenna 5G, 4G LTE for Verizon At&t Sprint T-Mobile Phones by

About this item 1.The antenna is to be placed outside of the car window. 2. The square repeater is to be placed inside of the car window (Make sure the square repeater is aligned right below the antenna). 3. This device is to be used in automobiles only, if you want to use this at your home PLEASE READ DESCRIPTION BELOW. 4. YOUR phone and Antenna MUST be within 3 FEET!

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