3, onboard 5 LED indicator, easy to view the output status
4, the basic chip has been the main pin leads
5, PCB size: 26.5 (mm) x24.5 (mm)
Package Included:
1 PCS * MT8870 DTMF Voice Decoding Module
Before purchase: 1. All the goods are in stock and we will dispatch immediately if we receive the order. 2.Please read the item description, if you have any question, do not hesitate to contact us.
Shipment: 1.1-2 days to ship(except for the pro-order item)
After purchase: 1.If you are satisfied,please give us 5 stars praise. 2.Please contact us before you are going to give us bad review. We are helpful and will solve the problems. if you receive a defect item,please contact us at once with item picture or video