Cell Phone Booster for Car Vehicle, Band 12/17/13/5/2/25/4/66, Boosts 5G 4G LTE for Verizon, AT&T, T-Mobile and All U.S. Carriers, FCC Approved Vehicle Cell Phone Signal Booster

Get Reliable Cellular Signal——We are AtCall We are eager to making a better-connected world, our cell phone signal booster allowing you connect everyone with stronger signal everywhere. All U.S. Carriers trust our product to improve their coverage. All of our products have approved by FCC. Professional Customer Support Team is standing by for your questions.

Work with All U.S. Carriers: Support 5G 4G LTE Data&Voice for All U.S. Carriers, such as AT&T, Verizon, T-Mobile, Sprint, U.S. Cellular and more. This cell phone booster for car can provide reliable cellular signal for multi-user&multi-device at the same time. Powerful Cell Phone Booster for Car: Max gain to 50dB. Cell phone signal booster for car can powerful boost your cellular signal, provide better voice quality and faster data speed, fewer missed/dropped calls, improved video streaming. Car cell phone booster solve your bad mobile signal problem, perfect for your trip. Easy Installation: Come with all hardware and user-friendly instruction to ensure a quick, easy installation, just follow the instructions, no technical experience required or paying additional fees. LED Indicators&AGC Control: Equipped with LED indicators, you can intuitively see the operating status of the corresponding band. Vehicle cell phone signal booster will automatically adjust system gain, always optimize itself to provide better signal, work well even in remote areas. FCC Approved: Our cell phone signal booster for vehicle meet all the requirements of the standards. Any problem, please feel free to contact us, we are at your service all the time. How to Check the Frequency Band: For Android Phone: Download 'Network Cell Info Lite ' or 'LTE discovery' → check 'Band' number For iPhone: 1. Dial *3001#12345#* and press call button→2. Choose “All Metrics”→3. Click “Serving Cell Info”→4. Check “Band Info” The band numbers will change when the signal is unstable, we recommend that you test a few more times outdoors where the signal is better to see what the last consistently appearing band number is. Notes: The booster can only amplify signal, it can't create signal. It requires at least 1-2 bars for properly use. If there is no signal outside or the outside signal is too weak, the booster can't work. The booster can only works well when the frequency band of your phone matches the booster supported, please check the frequency band of your phone before purchase. Please read the instructions carefully before installing and using. What's in the Box? 1 x C5 Booster 1 x Inside Patch Antenna 1 x Outside Magnetic Antenna 1 x Power Supply 1 x User Manual