Turnkey social alarm for elderly - repost

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We are looking for freelancer company to turnkey design low cost wireless social alarm system for elderly connected to central using phone line .Used DTMF and ID CONTACT communication protocol .The design must include alarm button (watch shape) and control panel with microphone and speaker to communicate vocally with elderly.

Please let me know if you have any experience in this kind of products.

Skills: Electronic Forms, Product Design

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Project ID: #4436458

1 freelancer is bidding on average $5250 for this job

jobykpaul

Hello, Thank you very much for your invitation. We have done many similar projects with DTMF and GSM. We have done 42 projects in freelancer and we have 5 star reviews for all projects. See my profile to see cust More

$5250 USD in 3 days
(2 Reviews)
4.5