FirstNet is a high-speed, nationwide wireless broadband network maintained by AT&T for public safety communications. This network has dedicated cellular frequencies for law enforcement, firefighters, ambulances, and other first responders and public safety agencies.
The Uniden UM50 FN cell phone signal booster helps you stay connected and experience fewer dropped calls, undelivered texts, and missed email messages at all times, including during emergencies. It amplifies FirstNet band 14 and AT&T band 12.
Powerful Signal’s UM50 FN system for large vehicles includes an RFI OTR whip antenna that provides 4.5 to 6.5 dBi of signal gain, sending up to 4½ times the signal to the booster so you can stay connected, experience fewer dropped calls and missed messages, and have more reliable access to smartphone apps.
When you need the best cell phone signal in your car at the best possible price.
This is a complete kit, with everything you need to start getting the best signal in your vehicle:
The Uniden UM50 FN FirstNet booster system works only on AT&T’s FirstNet cellular network, which includes two bands of frequency:
It does not boost signal for other cellular networks or frequencies.
Not sure which bands your phone uses? Contact us—our technical support reps will be happy to help you!
The Uniden UM50 FN is classified by the Federal Communications Commission (FCC) as a Part 90 Class B wideband industrial booster. To operate a UM50 FN booster you must obtain the express written consent of AT&T and register the booster with the FCC. Licensing and registration is the responsibility of the booster owner/operator; Powerful Signal cannot license boosters on behalf of its customers. Click here for more information on Part 90 boosters.
Warning This product can expose you to chemicals, including nickel, which is known to the State of California to cause cancer, and Bisphenol A, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
For warranty information on this product, please see our Uniden warranty information page.
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