how to switch on electrical appliances through mobile call not sms please refe

how to switch on electrical appliances through mobile call not
sms please refer me connections detail or even link will do ?

Question Posted / rajvir

how to switch on electrical appliances through mobile call not sms please refer me connections det..

Answer / aashish

it is all about working on
frequency....u can search on
net...DTMF controlled automation
system...u will get the circuit and
more details...

Is This Answer Correct ?

1 Yes

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