Banggood Dear customer, Thank you for your order and before even attempting to explain the reasons leading to this unintended mistake, we would like to sincerely apologize to you. In our attempt to serve you better and retain you as one of our valuable customers, please contact our customer service representatives by this link: http://www.banggood.com/Contact-Us_hi111 We would highly appreciate if you could send us all the information listed here below: 1.Some photos of the shipping label, which can be found on the external side of the package; 2.The SKU number of the products you received. You can find this information on the label placed on the item itself; 3.Some photos or video to show the entity of the problem; 4.The order number and the product ID. Looking for your kindly reply. Have a nice day. Best regards, Banggood team  

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kenton This is a true statement - The DTR pin appears absent in the photos- this is an important connection when programming with the CP2102. Thanks for bringing this up- I almost bought another one from this link.

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banggood @josekasE1 Dear customer,
Thank you for choosing Banggood and sorry for your any inconvenience came up with the product.
If anything about the items quality problem, wrong description, product connection and poor package or other questions, you can contact us via this link:http://www.banggood.com/Contact-Us_hi111, and we will give you a good solution.
Best regards :)
Banggood team

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banggood @NandoJF Dear customer,
Thank you for choosing Banggood and sorry for your any inconvenience came up with the product.
If you need any technical support, you can contact us via this link:http://www.banggood.com/Contact-Us_hi111, and we will give you a good solution.
Best regards :)
Banggood team

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