Boost cellular signal, and expand cellular range in your RV or motorhome with the easy to install SmoothTalker Mobile X2 Pro 53dB RV/Motorhome Kit. The booster can be easily moved from the camper to the tow vehicle. This kit requires a connection of the 12V power supply to the fuse panel or vehicle battery. Signal Booster Features Max Gain: 53 dB Fused install power supply Aluminum cast housing What’s in The Box Mobile X2 Pro Signal Booster 12V install power supply 1.2m (4’) patch antenna MCT female connection 356mm (14�) enclosed dual high gain antenna 6.1m (20’) quad shield coax MCT male to MCT female cable