Boost cellular signal while on-the-go with this multi-device Smoothtalker Mobile Z6 high power 6-band signal booster, making it the perfect travel companion! The Mobile Z6 improves 4G, LTE and 3G voice calls and increases data speed for all cellular devices. Additionally, the rugged cast aluminum construction provides superior shielding, heat dissipation and longevity. This economical, reliable cellular signal booster is compatible with all of your devices.