Stealth X6 72dB 6-Band 4G/5G Ready Cellular Booster Kit with MCT Connectors

 Ideal for locations with poor outdoor & poor indoor network signal and locations that are GREATER than 6 mi and up to 30 mi from the nearest cellular tower and covers up to 18,000 sq. ft. (Sq. ft will vary with outside signal strength) See below chart.

The Stealth X6 Cellular Signal Booster for Home & Building works with all major US carriers and improves voice calls and increases data speed for all cellular devices. Ideal for remote locations with low signal, this booster is the highest-powered booster on the market.  

Smoothtalker products are 5G ready and will work for the next decade and beyond to provide your home or building with long-lasting coverage.   


For up to  5000 Sq. Ft. coverage see: Stealth X6 60dB 6-Band Booster Kit  

For up to 10000 Sq. Ft. Coverage see: Stealth X6 65dB 6-Band Booster Kit  


Note: Does not support Sprint bands 26 (lower 800MHz) and band 41 (2500 MHz)

BEFORE USE, you MUST REGISTER THIS DEVICE with your wireless provider and have your provider’s consent. Most wireless providers consent to the use of signal boosters. Some providers may not consent to the use of this device on their network. If you are unsure, contact your provider. You MUST operate this device with approved antennas and cables as specified by the manufacturer. Antennas MUST be installed at least 20 cm (8 inches) from any person. You MUST cease operating this device immediately if requested by the FCC or a licensed wireless service provider.

MSRP $1199.99

All SmoothTalker BBUX672XP kits include

Stealth X6 72dB Amp Only With MCT Connectors

SKU: BBUX672xaa

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2pcs Panel Antenna MCT Female Connector with 20ft Pro-X Outdoor RG6 & Panel Antenna Bracket Set


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2pcs 30ft Quad Shield C205 Co-ax MCT Male to MCT Female

SKU: CBXmaXfe30

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Description Type Link
User Manual PDF Download
How it Works PDF Download