Keypad DTMF Generator Module Audio Encoder Transmitter Board for ArduinoDescription:
Operating Voltage : 5-24VDCWorking current : 6-8MA
Power interface : 2.1mm x 5.5mm Female Male DC Power Plug
Audio interface : 2x 3.5mm audio jack socket
MCU input interface : 7x 2.54MM pin header,GND 5V D3 D2 D1 D0 STD
Size : 63*40*13mm
Weight : 16g
The AE11A04 DTMF tone generators are designed
for Dialing keyboard AND MCU interfaces. They can be instructed by a
MCU(OR Dialing keyboard ) to generate 16 dual tones from the Audio 1/2 . 16 dual tones is \'\'1234567890#*ABCD\'\'
For more information, please contact us
Audio 1:This is a universal interface that connects most audio devices. For example: mobile audio interface, PC audio interface, DTMF decoder
Audio 2:This is a specific audio interface. Support the following products of our company: CE004 CE005 CE023 AD22B04 AD22A08
Items will go to post within 1-2 business days after payment confirmed.Returns
If you can\'t receive the product within 2 months (60 days), please contact with us,we promise to payback 100% of your money.
We ensure our products work normally before post.If the products is broken before arrival to you,all you should do is taking a photo to show us our broken product.We promise to payback 100% of your money.
Shipping
1. We ship to Worldwide.
2. We only ship to confirmed PAYPAL address; your PAYPAL address must match your Shipping address.
3. Any non-received items caused by invalid address registered on PayPal are not in our full refund or replacement policy. Shipping fee has including the local handing and packaging fee.
4. All the items will be shipping within 1-2 working days after receiving the payment, except some holidays.
5. We will not be responsible for any custom delay or tax, because transit time is highly depended and provided by postal Service.
6. If you have any problem, please contact us via message, we will reply message within 1-2 working days, please wait for patient.
On Dec 6, 2022 at 22:04:38 PST, seller added the following information:
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