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Tonmind Explosion-Proof Horn Speaker Solution: Reliable IP Audio Communication for High-Risk Industrial Environments
Jul 29 , 2026
In hazardous industrial environments, reliable communication is essential for maintaining safety, improving operational efficiency, and ensuring rapid emergency response. Industries such as oil and gas, petrochemical plants, chemical factories, power plants, and water treatment facilities often operate in challenging conditions where traditional audio systems may not provide sufficient protection ...
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Tonmind IP Speaker DTMF Function: Trigger Audio Files and HTTP URLs via SIP Phone
Aug 11 , 2026
Tonmind IP Speakers support DTMF (Dual-Tone Multi-Frequency) control, providing a simple and flexible way to trigger preset actions directly from an external SIP phone or softphone. With a SIP application such as Linphone, users can make a SIP call to a Tonmind IP Speaker and press a predefined number on the keypad. The corresponding DTMF command can then trigger an audio file stored on the IP Spe...
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