Cellular Amplifiers

Super Halo Cell Booster - AT&T, T-Mobile, Verizon - 2G,3G & 4GThe Super HALO is a marine grade 2G, 3G and 4G voice and data cellular reception solution. Its 5-band compatibility makes it compatible with AT&T, T-Mobile and Verizon networks. The Super...

Extend Pro - LTE/Cell Signal BoosterThe KING Extend Pro - featuring our most powerful booster yet! The KING Extend Pro boosts and extends your cell signal providing greater voice and data coverage and speed for all your mobile applications.Designed for...

Shakespeare Aura Cellular Booster KitThe AURA Cellular Booster Kit enables you to optimize cellular coverage on your boat or in your home where reception is weak due to distance from cell tower, topography or building materials. Its compartmentalized...

100' DA340 Cable w/Connectors PowerMax™ antenna cables offer the lowest signal loss for cellular and Wi-Fi frequencies. The weather-tight type N male connector attaches to the antennas type N female connector. The 50' to 100' lengths are made...

25' Extension CableEasily extend the 50 cable included with the PowerMax™ 4KSBR-50U Small Building Repeater System. Only to be used with cables 50' or less in length.25 of DA340 cableFactory attached type N male and type N female connectors Quick...

75' DA340 Cable w/ConnectorsPowerMax™ antenna cables offer the lowest signal loss for cellular and Wi-Fi frequencies. The weather-tight type N male connector attaches to the antennas type N female connector. The 50' to 100' lengths are made with...

Extend Go Portable Cell BoosterThe KING Extend Go is our most versatile cell booster yet! With multiple portable and vehicle antennas/mounts plus a collapsible tripod, you can set this powerful booster up anywhere.Designed for RVs, trucks, travel...

Extend™ LTE/Cell Signal Booster™The KING Extend boosts and extends personal LTE / Cell signal up to 32x, providing greater coverage and speeds, works with all U.S. carriers, and does not require an extra monthly service while supporting...