GSM Dialer

Electronics10/5/2026 47 views

Description

Microcontroller-based GSM speed dialer with 2 alarm inputs for Intrusion and Fire, along with 2 separate speech/voice messages for Intrusion and Fire alerts. It supports 9 mobile numbers for Intrusion alerts and 9 mobile numbers for Fire alerts. The device can be operated and used for dialing through an Android app, with provision for silent testing through SMS.

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