Thank you for purchasing our product, but before using the product, please read this document patiently. 
This document can help you use our product smoothly. 
If you still cannot use it according to the prompts, please contact our customer service and we will help you solve the problem you encounter.

①Email:Manager@szdx-smart.com
②Whatsapp:+86-15798463070

1.https://youtu.be/vFH5Cb9F0nI?si=p-ssAPGdDplL1EUx        《 Video Setup Tutorial》

2.https://youtu.be/OEux6w14rRA?si=tLkBMWCpCfDOBV1I  《BT27 unboxing video》

PC Test testing software Download:

①Contact customer service to send the data package

②en.szdx-smart.com-support -Data download -Bluetooth module-Long -distance Bluetooth - BT27 - Product Information Package
Or open the web page directly：http://en.szdx-smart.com/EN/zlxz/lymk/lymk2/294.html

5.http://en.szdx-smart.com/EN/yjllymk/102.html 《BT27 official website introduction》

6.BT27 Technical Manual Download

①http://en.szdx-smart.com/EN/zlxz/lymk/lymk2/294.html 《BT27 Technical Manual Download》

②en.szdx-smart.com-support -Data download -Bluetooth module-Long -distance Bluetooth - BT27 - Document Download


7.Regarding Product Customization
We welcome any form of cooperation, support OEM and ODM, 
and have strong supply chain resources to provide you with high-quality products and competitive market prices.
Source factory, Providing you with one-stop high-quality service.


