As long as there is some minimal cellular signal outside the home/building or vehicle, you will definitely experience remarkable cell signal amplification inside. Try one risk-free to see how much it helps you to minimize dropped calls, missed calls, stuck/late text messages, and slow mobile internet due to weak cellular reception. They all are FCC certified and tested to improve wireless reception in homes or buildings, cars, trucks, boats, recreational vehicles (RVs), etc. Cingular became wholly owned by AT&T in December 2006 as a result of AT&T's acquisition of BellSouth.Īll of the following cell phone signal amplifiers are made by several manufacturers and offered for sale & installation by. SBC later acquired the original AT&T and adopted its name. Originally known as Cingular Wireless from 2000 to 2007, a joint venture between SBC Communications and BellSouth, the company acquired the old AT&T Wireless in 2004. A Wi-Fi signal booster or extender extends WiFi network coverage space by boosting or amplifying existing signals. You may read more details regarding cell phone signal boosters at FCC website. 3) Address where the wireless amplifier will be installed (if vehicle, then an address where it will be normally parked overnight). 2) Make, model, and serial number of the cell phone booster purchased. Simply register AT&T cell amplifier by submitting following information at : 1) Customer name and phone number. 3G FrequenciesĨ50 MHz Cellular, Band 5 (GSM/ GPRS/ EDGE).Ĩ50 MHz Cellular, Band 5 (UMTS/ HSPA+ up to 21 Mbit/s).ġ900 MHz PCS, Band 2 (UMTS/ HSPA+ up to 21 Mbit/s).Īfter purchase, AT&T signal booster registration is easy.