Microphone + Equalizer -> Bluetooth-Headphones - Raspberry Pi Forums

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hi friends,
have big problem mother. 89 years old (and dement, level 2) , needs practicable hearing aid (since ~ 20 years!) ...
in ear headphones hearing aid acoustician small, batteries also, switches , on ...
sennheiser headphones (a200 http://de-de.sennheiser.com/stereo-tv-h ... kopfhoerer, a900 http://de-de.sennheiser.com/drahtlos-st ... fi-set-900) have small volume control or batteries small day ...
mother sit days in wheelchair - size of solution not important.

has same problem ???

idea (for first test):
- usb power bank
- using usb microphone (ak5370 http://wiki.audtip.org/wiki/microphones ... ech-ak5370
- small equalizer (for example 2x8) + volume control
- output on bluetooth headphone, first: output on "audio out" jack
- touchscreen big icons or big colored switches (on gpio)

me steps confusing ...

microphone ready says "lsusb" can't hear on audio jack, puuuh :roll:

please - it's important!

lot ideas , practical steps

rabis49



raspberrypi



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