zBoost TRIO Pro (ZBC775)

by zBoost


In stock. Ships in 24 to 48 hours.

Product options:

Free, fast shipping
30-Day Money-Back Guarantee
Unlimited free expert support

Product description


The zBoost TRIO Pro is a high performance cellular repeater that boosts voice, 2G and 3G on all cellular network carriers. The kit is easy to install and use, and comes with everything you need to improve cell phone reception in your home or office.

The zBoost TRIO Pro comes in 2 versions, which add an extra band to cover new 4G LTE services. There is a zBoost TRIO Pro for AT&T LTE and one for Verizon LTE. If you need an amplifier which covers multiple 4G networks then please see our 4G page for a complete list.

For a cleaner signal and surge protection check out the YX012 Outside Antenna Grounding Kit.

See the Installation Overview for more details on the kit contents and set-up.

The zBoost TRIO Pro is backed by a 2-year manufacturer's warranty replacement and ships complete with an amplifier base unit, indoor antenna, power supply, 50 ft. and 15 ft. of cable, external antenna, and mounting hardware.


The zBoost TRIO Pro covers the following:

  • Verizon voice, 2G CDMA data and 3G EVDO data
  • AT&T voice, 2G EDGE data, 3G HSPA data, 4G HSPA+ data
  • T-Mobile voice, 2G EDGE and 3G HSPA data (not on the AWS frequency)
  • Sprint voice, 2G CDMA data and 3G EVDO data
  • Rogers, Bell, Telus voice, 2G EDGE data and some 3G HSPA data
  • Voice and 3G on all carriers using 800/850 MHz and 1900 MHz.
  • The zBoost TRIO Pro for AT&T (ZBC775-A) also covers AT&T's 4G LTE network.
  • The zboost TRIO Pro for Verizon (ZBC775-V) also covers Verizon's 4G LTE network


The coverage area you can expect from any signal booster kit depends on the signal strength outside the building.

Outdoor Signal Estimated coverage area
Strong outdoor signal (5 bars) up to 3,500 sq. ft. coverage
Medium outdoor signal (3-4 bars) up to 2,000 sq. ft. coverage
Weak outdoor signal (1-2 bars) up to 1,000 sq. ft. coverage


The zBoost TRIO Pro (ZBC775) is compatible with the following networks:

Carrier Supported services Unsupported services
Verizon 2G Voice 3G Data 4G LTE
AT&T 2G Voice 3G Data 4G HSPA+ 4G LTE
Sprint 2G Voice 3G Data 4G LTE
T-Mobile 2G Voice 3G Data 4G HSPA+ 4G LTE

The zBoost TRIO Pro (ZBC775) kit is also compatible with Canadian networks, though they are not listed above. Check our international carriers page for more information.

Supported frequency bands (MHz): 704-746 / 824-894 / 1850-1990


Weight 0.6 lb
Dimensions 5" x 7" x 1.25"
Frequency 704-746 / 824-894 / 1850-1990 (ZBC775-A)
746-787 / 824-894 / 1850-1990 (ZBC775-V)
Impedance 75 Ohm
Power supply AC 100-240V, 50-60Hz.
Coverage 1000 sq ft (1 coverage with weak signal)
2000 sq ft (2 coverage with medium signal)
3500 sq ft (3 coverage with strong signal)

Customer reviews

Satisfaction guarantee icon

30 Day

Satisfaction Guarantee

We stand behind the products we sell. We’ll accept a return anytime within 30 days if you’re not happy with your purchase from us.

View our return policy

Cellphone booster kit installation icon

Free & Fast


Any order over $99 ships free. And we get packages out the door quickly: 82% of orders are shipped within 24 working hours.

Read more

Cellphone booster kit installation icon

Large Building?

We can help

Our signal experts have helped design and install kits in buildings of over 200,000 sq ft. Let us help you find the right product.

Get in touch