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.