Toolkit Idea Topic 5-Hearing Aids

Hi Everyone. This is the 5th of 27 idea topics I listed on three sheets of paper called:

"A toolkit of Ideas for People witha Hearing Loss"

5 Hearing Aids
a) Basic Types
1) ITC-In The Canal: Invisible Some power
2) ITE-In The Ear: Partly Visible More Power
3) BTE-Behind The Ear: Very visible Most Power
Require Ear Mold-Replace when loose fit
Require tubing-Replace when hard

b) Two Important Features(request with new aid)
1) T-switch(telecoil): for phone & ald use
2) DAIC: Direct Audio Input Connection
For external microphone & bicros use

c) Batteries:Different sizes & cost
1) Sizes 10-13-312-675
2) Cost Varies: $22.50 for 40 cells/free shipping
Web site: Hearing Planet on line store

d) Technologies
1) Conventional/Analog-least expensive
2) Programmable: -more expensive
3) Digital: -most expensive

look foirward to hearing your comments and experiences with hearing aids regarding types,features,batteries & technologies
Paul in New Jersey