inputs.text: works not much range - originally could not get work iphone 4 even volume way not blink ir using programs tried gave got ipad 2 tried amazingly work something iphone 4 testing found mono setting usability options iphone 4 device not work ok cannot blame manufacturer revising rating hand2face thishowever not perfect canon rehemote trigger 7d camera 1012 ft away using rehemote ipad iphone range 45 ft work right next camera step away like group photo not range similar results vizio tv works sitting couch 10ft away 1520 ft across room nothing tv rehemote works anywhere roomso work sure volume limiter not set mono range limited