Tattletale Portable Alarm Systems has chosen Wavecom's cellular wireless technology to enable its portable alarm systems to connect to Internet over the cellular network. Tattletale's products are ...
COLUMBUS, Ohio--(BUSINESS WIRE)--Construction theft seems to be contractors’ biggest job-site threat when considering site security, but security concerns need to go well beyond theft alone.
I used to be able to hear 3kHz easily but as my hair cells fade into the sunset that frequency now seems to be down 3 or 6 dB. As a consequence the high pitched "beep beep" sound on my portable alarm ...
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