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Telephones Options

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To discover more details on the cookies we use or how to change your options, you should see our Cookie Policy. Okay Several early manual telephones had an connected hand-cranked magneto that generated an alternating present-day (AC) at 50–one hundred V for signaling to ring the bells of other http://headphonesforswimming50593.link4blogs.com/23525908/telephones-things-to-know-before-you-buy

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