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From Shtarmon
Revision as of 11:37, 24 January 2013 by 176.31.117.44 (Talk)
It's common practice to eliminate hearing aids during the night just before sleeping. It may therefore be essential to have an alarm clock which attracts the been aware of reading. Such sensors use different methods to wake the user including flashing lights, shake and loud sounds. Depending on the users level of hearing one of the methods might be more suitable compared to the other. The vibrating system can be placed directly under the pillow or mattress.
