30 day warranty. Seller Pay return cost if you receive DOA (dead on arrival).

For Logitech harmony 900 only. Do not work with other harmony remotes. Please check this listing for other harmony remotes: http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=300791504475 

Logitech harmony 900 can control more than one RF extenders.  You can control devices in multiple rooms with RF externders. Your harmony 900 is very expensive and only comes with one RF extender. why don't you buy more extenders to extend RF wireless capability.

Included : You get what you see;
·  Main IR blaster
·  2 IR mini-blasters
·  Third party AC adaptor 

Not shipped in original box.

Please refer remote user manual for setup. 

Seller pay return cost if you receive DOA in 7 days. Please check my positive feedback and buy with confidence. 

Note:1) In case you return the item, you have to return everything in same condition including original package. Thank you for understanding.  2) Please do not buy it if you are not sure this is the right product you need.