Roger Pen and Cochlear are magical lamp which help deaf to make them like us living them lifes easily in normal way and they can communicate with any one they want. Roger Pen and Cochlear are different from each other in price , component and the way of use. The deaf can chose any of this technologies depend on the price or hearing strength because one of them is more delicate in giving sound for the ear of user to understand what the other person say.
Roger Pen and Cochlear are magical lamp which help deaf to make them like us living them lifes easily in normal way and they can communicate with any one they want. Roger Pen and Cochlear are different from each other in price , component and the way of use. The deaf can chose any of this technologies depend on the price or hearing strength because one of them is more delicate in giving sound for the ear of user to understand what the other person say.