4 ms·Femtocells operate legally, might be worth looking into what bands it uses.by xfitm3 8y agoFemtocells operate legally, might be worth looking into what bands it uses.wmf 8y agoFemtocells are probably legal because they're owned/controlled by the carriers and thus they can use the carriers' spectrum.rizwank 8y agoAnd have specific FCC reporting obligations - your address must be reported up for e911, GPS tracking (to ensure the carrier owns spectrum there), etc.