PF200 Phone Flasher
PF200 Phone Flasher is a device designed for people with hearing impairments which notifies them whenever the phone rings. The device is powered by the phone line so it does not need battery and can be used anywhere in phone system. It notifies the user by an ultra-bright flash that spreads throughout the room whenever there is an incoming call. Furthermore, it is compatible with most phones and convenient for noisy rooms where people with low hearing cannot hear the phone ringing.