How do I return the SmartCard?

[benny2b]

I have three SmartCard receivers obsolete that I could not return.The technician told me that dish would send me an envelope to return.Three months when he charged me dish equipment not returned.Thanks for any help

 

[MaryB@SlingTV]

Can you please PM me your account or phone number and I will be able to give you the information? Thank you!