Profile: Global Assistive Devices, Inc. manufactures and distributes assistive devices. We provide an online shopping to the customers. Our product line includes vibration watches, alarm clocks, bed shakers, caller id for TV, door signalers & telephone amplifiers. Our caller ID is used to identify incoming calls on the television set. Our telephone amplifiers include megaphone. The megaphone straps on to the earpiece of any standard telephone handset & it increases the sound. Our alarm clock vibrates a flash light are perfect for people who are deaf & hard of hearing. Our portable telephone amplifier used to boost the sound for the hearing impaired people who are difficult to hear on the telephone. Our door knock signalers flashes light & alerts the hearing impaired people that someone is at the door.