
Cel-Fi PRO for AT&T 3G 4G LTE
Cel-Fi PRO Signal Booster for AT&T 3G, 4G & 4G LTE. Available with, and without external antenna connector - Choose from drop-down menu. Signal amplifier model # P34-2/4/5/12 or SKU 590NP34GWUS1ATUS1B14 (New, Stock A) or 590NP34NEXT1NEXT1B11 is without EXA, and model # P34-2/4/5/12_EXA or SKU 590NP34GWUS2ATUS1B14 (New, Stock A) or 590NP34NEXT2NEXT1B11 is with EXA. For AT&T users who find themselves experiencing dropped calls and dead zones, now all you need is one bar to boost your signal to five. Nextivity has rolled out the new Cel-Fi PRO Signal Booster for AT&T, and its everything you could want and more. External Antenna Adapter Version vs Non-EXA Version. Cel-Fi PRO EXA variants feature an external antenna connector to enable the use of an external Donor antenna. A Cel-Fi PRO EXA with an external Donor antenna can thereby acquire an outside signal, allowing it to be used in applications where no signal is present indoors (i.e. cement, metal walls, etc.). This opens