Amazboost Cell Phone Booster for Home - up to 2,500 sq ft, 5G 4G 3G 2G LTE Cell Booster, 5 Band Cell Phone Signal Booster for All U.S. Carriers - Verizon, AT&T, T-Mobile, Sprint & More- FCC Approved

Amazboost has been engaged in professional cell phone signal booster for 25 years. Amazboost A1 cell phone booster is best for your home. Coverage Area up to 2,500 sq ft, and support 5 band & all US Carriers.

Amazboost A1 Main Features: 1）Compatible with All US Carriers：band12, 13,17,5,25,2,4 (5G Ready), Compatible with at&t, verizon, t-mobile, sprint, u. s. cellular, etc. 2) Boosts voice and signal: Metal roofs on home, office, shop, pole building, warehouse, etc. . Enhances the signal up to 100X, with a coverage area of 2500 sq. Ft. And up. (Note: coverage area range depends on the outdoor signal level: 1-2 bars (-100dBm) ~400 sq. Ft. , 3-4 bars (-90dBm) ~1300 sq. Ft. , 5 bars (-80dBm) ~2500 sq. Ft. ) 3) Multi -user simultaneous connectivity: smart phones, tablets, modems, Wi-Fi hotspots can all directly connect at the same time. 4) FCC Approved.FCC ID:A7V-SR75702001 Automatically adjusts system gain and power level to get the optimum result. No manual intervention needed. Easy setup. Complete installation can be done in half an hour by one person. 5) With a better incoming signal, cell phones require less output power to send and receive a signal. This can significantly reduce the required transmission power of mobile phones and therefore reduce the level of electromagnetic radiation exposure to the human body. At the same time, having a better signal reduces power usage, which saves your battery and can and improve battery life of phones on standby mode by up to an additional 2 hours. HOW DOES IT WORK? 1. Pls put OUTSIDE ANTENNA toward the signal tower andtransfers the signal to the cell phone signal booster.NOTE: Pls make sure you can get at least 1-2bars outside.If not, it can‘t work. 2.The BOOSTER will receive the signal and strengthen the signal by outside antennaThen the INDOOR ANTENNA will receive signal from booster andimproved cellular signal throughout the cover area. WHAT YOU GET 1 * Outdoor Directional Antenna 1* Signal Booster 1 * Indoor Antennas 1 * 60 ft RG6 cable 1 * 12V Power Supply 1 *Mounting Parts Of Outdoor Antenna WARMING TIPS Working Band: 2/4/5/12/13/17/25 --- For iPhone ---→ Dial number: *3001#12345#* → Choose “LTE” , “UMTS” or “GSM” → Click “Serving Cell Info” → Check “Freq_Band_Ind” --- For Android---→ Download “ LTE Discovery” APP → Select “SIGNALS” → Check “EARFCN” ✔Please confirm your band before purchasing!