IMPROVES CELLULAR PHONE & CELLULAR-BASED DATA CARD PERFORMANCE IN THE HOME OR OFFICE ANYWHERE A STRONGER CELLULAR SIGNAL IS NEEDED INDOORSGREATLY REDUCES DROPPED CALLS & INCREASES THE PHONE"S BATTERY LIFESUPPORTS MULTIPLE PHONES & CELLULAR-BASED DATA CARD USERS SIMULTANEOUSLYWORKS WITH ALL CELLULAR PHONES & ALL US-BASED CARRIERS EXCEPT IDEN/NEXTELINCLUDES EVERYTHING NEEDED TO IMPROVE SIGNAL IN ANY ROOM OF THE HOME OR OFFICE & AC POWER SUPPLYUP TO 500 SQ FT COVERAGE AREAUPC : 813986006436Shipping Dimensions : 18.75in X 14.00in X 4.75inEstimated Shipping Weight : 7.5113