HiBoost Easy Home 4G Cell Phone Signal Booster Kit, 60 dB Gain F10G-5S Boost both weak 3g and 4g cell phone signals Coverage for 1-2 rooms (Apprx. 400-1,200 sq ft) FCC Certified. Compatible with all phones and any network provider Supports up to 100 users at once Increases data speed by 42x's