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Experience Crystal-Clear Connectivity Anywhere with the AmpiSig Cell Phone Signal Booster

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Limited

-50%

Discount This Week Only

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AS SEEN ON

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Discover How AmpiSig Cell Phone Signal Booster Transforms Your Mobile Experience

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Tired of Dropped Calls and Slow Internet?

The AmpiSig Cell Phone Signal Booster eliminates frustrating dropped calls and buffering with its advanced 5-band technology. Featuring an upgraded imported chip and high-tech circuit board, it amplifies weak signals up to 70dB, ensuring crystal-clear voice quality and lightning-fast data speeds throughout your space.

Worried About Signal Loss in Remote Areas?

Whether you're in tunnels, mountainous regions, or underground parking lots, the AmpiSig Cell Phone Signal Booster captures distant signals with its powerful outdoor antenna. The 15-meter cable provides flexible installation options, bringing reliable connectivity to even the most challenging locations where other boosters fail.

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Looking for Reliable Coverage for Multiple Devices?

The AmpiSig Cell Phone Signal Booster supports unlimited users simultaneously across all mobile devices, from iPhones to Android smartphones. With five-band coverage supporting B2, B4, B5, B12, and B13, your entire household or office enjoys excellent data and voice quality without interference or slowdowns.

Join 50,000+ Users Loving AmpiSig Cell Phone Signal Booster

4.8 rating based on total orders

Complete Professional-Grade Signal Enhancement System Ready to Install

Everything you need for immediate setup. The comprehensive package includes outdoor antenna with 15m cable, indoor antenna, signal repeater, and AC power cord for hassle-free installation and instant signal improvement.

  • Outdoor Antenna with 15-Meter Cable Included
  • Compact Indoor Antenna for Optimal Distribution
  • Universal AC Power Adapter 100-240V Compatible
  • Professional-Grade Signal Repeater with LED Display

$399.00

$798.00
  • GUARANTEED SAFE CHECKOUT
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The AmpiSig booster delivers exceptional performance with its five-band coverage and robust 70dB gain. The upgraded chip technology ensures consistent signal amplification, making it ideal for residential and commercial applications.

– Michael Richardson, Madris

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WHY CHOOSE
AMPISIG

Why Choose the AmpiSig Cell Phone Signal Booster for Superior Connectivity

AMPISIG FEATURES ALL YOU CAN EXPECT:

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UNIVERSAL COMPATIBILITY

Works seamlessly with all mobile carriers and devices in the United States. Whether you use Verizon, AT&T, T-Mobile, or any other carrier, the AmpiSig supports all Android and iOS smartphones without restrictions or compatibility issues.

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EXTENSIVE COVERAGE AREA

Provides powerful signal enhancement covering up to 2,500 square feet. Perfect for homes, offices, warehouses, shopping malls, underground parking lots, and remote locations where traditional cellular signals struggle to penetrate walls and obstacles effectively.

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AUTOMATIC POWER CONTROL

Equipped with intelligent ALC and APC technology that automatically adjusts power levels to prevent interference with cell towers. This ensures optimal performance while maintaining compliance with FCC regulations and protecting your carrier's network infrastructure.

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ADVANCED CHIP TECHNOLOGY

Features an upgraded 5-band imported chip paired with a customized high-tech circuit board. This advanced technology maximizes component performance, ensures stable signal amplification, and extends the device's service life far beyond standard boosters on the market.

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MULTI-USER CAPABILITY

Supports unlimited simultaneous users without degrading performance. Multiple family members or employees can enjoy excellent voice call quality and high-speed data connectivity at the same time, making it ideal for busy households and commercial environments.

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PROFESSIONAL INSTALLATION SUPPORT

Comes with comprehensive installation components including outdoor antenna, 15-meter cable, indoor antenna, and clear setup instructions. The intuitive LED display shows real-time signal strength and output power for easy monitoring and troubleshooting.

IMAGE GALLERY

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What's Included in the AMPISIG?

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1xOutdoor Atenna (with 15m cable)

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1xIndoor Atenna (2m long)

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1x AC power cord

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1xSignal Repeater

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24/7 Customer Support

We understand the value of your time. That’s why our team is trained to respond promptly and efficiently, ensuring your queries and issues are addressed without unnecessary delays.

MEET THE AMPISIG

Frequently Asked Questions

Will the AmpiSig Cell Phone Signal Booster work with my carrier?

Yes, the AmpiSig supports all major US carriers including Verizon, AT&T, T-Mobile, and Sprint. It covers five essential frequency bands (B2, B4, B5, B12, B13) used by all carriers, ensuring universal compatibility with any smartphone.

How large of an area does the AmpiSig booster cover effectively?

The AmpiSig provides coverage up to 2,500 square feet depending on existing signal strength and building materials. Stronger outside signals result in better indoor coverage. Ideal for average homes, offices, and commercial spaces.

Can multiple people use the signal booster at the same time?

Absolutely. The AmpiSig supports unlimited simultaneous users without performance degradation. Everyone in your household or office can enjoy improved signal quality for calls, texts, and data at the same time without slowdowns.

Is the AmpiSig booster difficult to install without professional help?

Installation is straightforward with included components and instructions. Mount the outdoor antenna in a location with existing signal, connect cables to the repeater, place the indoor antenna centrally, and plug in the power supply.

Does the booster work with both voice calls and mobile data?

Yes, the AmpiSig amplifies both voice and data signals across 2G, 3G, and 4G LTE networks. You'll experience clearer calls, faster downloads, smoother streaming, and more reliable text messaging throughout the coverage area.

Will the signal booster interfere with my neighbor's cell service?

No, the AmpiSig features automatic level control and power control technology that prevents interference with nearby cell towers and other users. It operates within FCC-approved parameters to ensure safe, compliant signal amplification.

How do I know if the booster is working properly?

The built-in LED display shows real-time signal strength in dBm and output power for each frequency band. You'll see immediate improvements in your phone's signal bars and experience fewer dropped calls and faster data speeds.

Can I use the AmpiSig booster in a metal building or basement?

Yes, the AmpiSig works well in challenging environments like basements, metal buildings, and underground areas. The powerful outdoor antenna captures available signals while the repeater amplifies them effectively throughout difficult-to-reach interior spaces.

TOP #1 CELL PHONE SIGNAL BOOSTER

Trusted by Thousands of Satisfied Customers

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Jennifer Martinez

Game changer for our rural home! Went from one bar to full signal throughout the house. Calls are crystal clear now and streaming actually works. Installation took less than an hour. Worth every penny!

VERIFIED BUYER

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David Thompson

Our office had terrible reception in the back rooms and basement. The AmpiSig solved everything. Ten employees now have reliable service everywhere. The multi-user capability is impressive and setup was surprisingly easy.

VERIFIED BUYER

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Sarah Chen

Living in the mountains meant constant dropped calls until we got the AmpiSig. Now we have consistent 4G coverage throughout our cabin. The outdoor antenna really captures distant signals well. Highly recommend for remote locations!

VERIFIED BUYER

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