Thanks for contacting us. The device that you are asking about actually comes bundled with certain DISH Network Duo DVR's. ie: ViP922, ViP722, ViP722k.
We have included a link that may help you with your exact issue. It will also provide you with information on contacting DISH Network for further assistance.
How do I access my DISH Network ViP922 DVR from the web?
With Kind Regards,
The Slingbox Moderation Team