zBoost Trio Xtreme Reach AT&T Cell Signal Booster | ZB585X-A

SKU: 98ZB585X-A
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zBoost Trio Xtreme Reach AT&T Cell Signal Booster | ZB585X-A

About This Product

Affordable price, premium performance

The zBoost SOHO Xtreme Reach AT&T (ZB585X-A) cell phone booster is the the best price + performance home cell phone signal booster in USA & Canada.

With up to +68 dB gain of amplification, it greatly enhances 3G cell service for all your wireless devices (smartphones, notebooks, hotspots, etc.) on any carrier with a 4G LTE boost for AT&T service indoors up to 5,500 sq ft.

Never drop a call again. Stop waiting for loading screens. No more searching for reception. Get faster internet & updates on your apps. Send emails and text messages with zero delay. Stream video & audio with little to no buffering.

zBoost: better signal, best price.

  • Boosts 3G and 4G LTE (AT&T only) for any home or office up to 5,500 sq ft.
  • Works for all phones & cellular devices, all US & Canadian carriers.
  • Complete kit: all parts included, easy install.
  • No monthly fees, no need to be connected to wifi, it just works.
  • Affordable price & performance by zBoost.
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Who is this for?

For the average home size (3.5K to 5.5K sq ft).

Great for: most homes, small offices, and cabins.

Not recommended for: needing whole building coverage above 5.5K sq ft.

Compatible With all Major US and Canadian Networks

The zBoost Trio SOHO Extreme Reach AT&T amplifies talk & text, 3G for all major carrier networks and 4G LTE for AT&T except WiMax and iDen.

All US carriers (3G): AT&T, Verizon, Sprint, T-Mobile, US Cellular, Leap Wireless, C Spire, MetroPCS, etc. (4G LTE): AT&T.
All Canadian carriers (3G): Rogers, Bell, Telus, Fido, Wind, etc.

Kit Includes:

ZB585X Amplifier
Outside Yagi Antenna
Power Supply
50 ft RG6 Cable

Tech Specs

zBoost Trio Xtreme Reach AT&T Cell Phone Signal Booster
Frequency 1850-1990 MHz; 824-894 MHz; 704-746 MHz
Max Gain 78 decibels (dB)
Coverage Up to 5,500 sq. ft.
Impedance 75 Ohms
Power 110-240 V AC, 50-60 Hz, 5.0VDC
Connectors F-Female
Dimensions 5 x 7 x 1.25 in
Weight 9 oz
UPC 854584003885


This is a CONSUMER device. 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 FCC or a licensed wireless service provider.


The zBoost Trio Xtreme Reach is easy to install, everything included in the kit, and trained customer/tech support
(1-800-470-6777 or to assist you in every step of the way.

  • ZB585X Amplifier
    ZB585X Amplifier
  • Outside Yagi Antenna
    Outside Yagi Antenna
  • Power Supply
    Power Supply
  • 50 ft RG6 Cable
    50 ft RG6 Cable

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