Infinity Premise Amplifiers combine a revolutionary design and unique features in the industry's smallest housing for guaranteed maximum performance. Data Plus Amplifiers include unique design features to increase reliability and decrease installation time. The patented Blue Port/Blue Label marks the passive data port. By utilizing a passive data port on the amplifier, modem/VoIP service will not be interrupted in the event of power loss. Additional outputs remain active and increase dB levels by a specified gain. Dual LED status lights, a small compact design, and True Flex housing are just a few features assisting the technician in every installation. Not to mention, superior engineering.