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  5. Cel-Fi DUO/DUO+

Indoor Smart Signal Booster for 3G/4G/5G networks around the world.

Model Number: D32

Key Features:

5 Min Setup: Plug & Play
Best Signal by 1000x
Coverage and Capacity up to 15,000 ft2 (1,500 m2 ) per System (Scalable)
Wireless Solution (External Antenna Available in Some Regions)
Remote Monitoring and Management via WAVE Platform

Product Description:

The Cel-Fi DUO/DUO+ are designed to dramatically improve HD voice and data coverage in up to two bands for 3G/4G/LTE for consumers while significantly improving network. Good things do come in small packages: With 3G/4G/LTE support, Cel-Fi DUO/DUO+ are compatible with the highest data services application available. All new patented echo cancellation algorithms enable Cel-Fi DUO/DUO+ to offer even higher signal levels throughout the coverage area than before.

Solving Cellular Service Problems

Cel-Fi DUO/DUO+ improve 3G/4G/LTE cellular service by eliminating dead zones and dropped calls. With up to 100dB of gain, it will improve cellular service and reduce your cell phone’s power requirements to extend its battery life. The Cel-Fi DUO/DUO+ cover up to 15,000 square feet (1,500 square meters) of indoor space per system. It’s fully self contained and self-configuring, requiring no external antennas or wiring required. Simply plug it in to boost indoor cellular coverage.

Maximize Coverage

Move Coverage Unit further away from the Network Unit to maximize coverage. The total coverage area equals twice the distance between the Network Unit and the Coverage Unit. The maximum distance is up to 100 dB path loss.

Available Globally

Cel-Fi DUO/DUO+ are available in multiple configurations for use in The Americas, Europe, Middle East, Africa, and Asian Pacific regions.

Get setup in 4 easy steps:

Find the best cellular signal
Use your phone to find the best cellular signal. Typically you will get the best signal near a window.
Place the Network Unit (NU)
Place the NU in the location where you get the best cellular signal.
Place the Coverage Unit (CU)
Place the CU in the location where you need improved coverage.
Use app to optimize setup
Using the Cel-Fi WAVE app, finish setup and activation.

Available Globally
All systems are reconfigured to specific carriers
DUO Bands 1, 1/3, 2/4, or 2/7
DUO+ Bands 2/4/13, 2/4/12, 2/4


Power Consumption:
Full uplink 30 Watts and Idle <20 Watts

Electrical & Environmental Requirements:
12 VDC and 0 to 40 Celsius

Physical Specification:
Network Unit 158.5 x 146 x 59mm (560g)
Coverage Unit: 158.5 x 146 x 59mm (390g)