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DTMF Relay Module
HomeDTMF Relay Module
DTMF RELAY MODULES
MT8870 DTMF audio decoder relay modules, available in 4CH, 8CH and 16CH variants.
DC 12V input, realizing remote control via DTMF tone decoding from phone keypad & voice signals.
Compatible with Arduino, Raspberry Pi and various MCUs; DTMF display model optional.
Typical applications:
Home lighting system, Remote control switch, Smart Home & Home Automation, DC 12V LED lighting,
Fluorescent lamp, 12V DC Motor, Automotive electronics, PLC, Industrial automation and control.
