Who makes cell phones for hearing impaired (not hearing aid users)?
…there are add-ons that make your phone usable. As the Cell Phone Diva says: “Q: Are there any cell phones manufactured for the hearing impaired? –alfromcal A: Right now, you can’t find a cell phone manufactured specifically for the hearing impaired, but headsets such as the Nokia Loopset address this need. Even better, that’s all about to change. The FCC recently issued a ruling that requires carriers to ensure that a quarter of their mobiles are hearing-aid compatible within two years. According to David Woodbury, vice president of Damax International and former director of government relations for the hearing industry, one of the main obstacles to designing phones for the hearing impaired is that the RF signal from cell phones interferes with hearing aids. One possible solution could come in the form of an antenna, such as the one Damax is developing. The antenna is expected to both block the signal that interferes with hearing aids and improve battery life.” While this answer re