anyway, the ill have calculatedly 'put in' the most annoying and stupid trick that they could think of...let me backtrack a bit...the last electrician in - to replace the smoke and heat alarms...was to tell me with a laugh...that some people went crazy with that 'bleep' going on, all the time....some of them had electrocuted themselves, trying to cut the wires...."one fatality" replies MI5 ONLINE....

http://www.dailymail.co.uk/health/article-2186979/Five-best--ear-plugs.html

http://www.ultimateear.com/products/sleep-plug.php

who on earth would want to buy something like this? when it doesn't work better than anything else on the market - at a much lower cost?