Sharper Image Keyfinder with 2 Keyfobs No longer rummage through your house for those pesky keys with the Sharper Image The Black Series Portable Electric Key Finder Finds lost keys from up to 45' way. 2 fobs for 2 sets of keys Remote transmitter Tabletop cradle for storing remote transmitter The impressive 85-decibal signal transmits through walls, floors, couch cushions and other obstacles.