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RELAY 4 CH WITH REMOTE

RELAY 4 CH WITH REMOTE

ULN2003 STEPER MOTOR DRIVER BOARD

ULN2003 STEPER MOTOR DRIVER BOARD

DTMF

DTMF MODULE

KWD1.750
Availability: In stock
SKU
69-13-13992

This DMTF module, based on the MT8870 chip, can decode telephone tones. These are the tones you hear when entering a phone number.
On the 3.5mm connection you can eg connect your mobile phone that can transfer these tones to the DMTF module.
This allows you to use your mobile eg as a keypad (to enter a code or number sequence)

Specifications:

  • Voltage: 5V DC
  • 3.5mm jack connection
  • Can distinguish 16 different telephone tones (via Q1, Q2, Q3 and Q4 pins)
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