Yes, the AmpiSig booster supports all US carriers including Verizon, AT&T, T-Mobile, and Sprint, working with every phone brand and model, both Android and iOS, without requiring any phone modifications or apps.

Coverage varies based on existing outside signal strength and building materials, but typically covers 2,000-5,000 square feet, effectively serving most homes, apartments, and small offices with strong, reliable signal throughout.

No professional installation needed. Simply mount the outdoor antenna in an area with existing signal, connect cables to the repeater unit, place the indoor antenna centrally, plug in power, and you're ready to go.

Absolutely! The AmpiSig supports unlimited simultaneous users without performance degradation, making it ideal for families, roommates, or home offices where multiple people need reliable cellular connectivity at the same time.

The outdoor antenna captures existing cellular signals from nearby towers, while the indoor antenna broadcasts the amplified signal throughout your home, creating a comprehensive coverage network that reaches every room effectively.

Yes, the AmpiSig excels at providing signal in challenging locations like basements, garages, and underground areas where cellular signals typically can't penetrate, ensuring reliable connectivity in every part of your property.

No monthly fees or subscriptions required. The AmpiSig is a one-time purchase that works with your existing cellular plan, providing permanent signal enhancement without any recurring costs or additional charges.

The built-in display shows real-time signal strength in dBm and output power for all five channels, allowing you to monitor performance instantly and verify that your signal is being amplified effectively.