DTMF Relay Board 8 Channel DC 12V 8CH DTMF Relay Phone Voice Decoder Remote Controller Switch Module Decoder Relay

★★★★☆ 4.0 118 reviews

$33.17
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$33.17
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Free shipping Free 30-day returns

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Product details

Management number 218535181 Release Date 2026/05/03 List Price $13.27 Model Number 218535181
Category
  • This is the DTMF audio controller with four channels, any phone or fixed telephone with DTMF key code remotely controls product relay open and close
  • The majority of smartphones and functions machine are DTMF code
  • Working voltage DC 12V,with reverse polarity protection
  • Standby 11-13 MA, 1 relay open 44MA, 2 relays Open 77MA, 3 relays Open 110MA, 4 relays open 140MA, 5 relays open 170MA, 6 relays open 197MA, 7 relays open 223MA, 8 relays open 247MA
  • Eight modes of operation, Non-locking (Momentary ),self-locking (Toggle),inter-locking(Latch), 5/20/60/120/250-second delay
Item Weight 4.6 ounces
Manufacturer Walfront
Item model number Walfront5gsh76v9rz
Product Dimensions 4.33 x 4.33 x 0.98 inches
Is Discontinued By Manufacturer No

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4 out of 5
★★★★☆
118 ratings | 48 reviews
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