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 30 days for returns and exchangesÂ
 All returns are subject to a 25% restocking fee.Â
Canceled Orders:Â
Reseller Returns:Â
 14 days for returns and exchangesÂ
 All returns are subject to a 25% restocking fee.Â
Exception:Â
Expedited Shipping
Canadian Shipping Options
 Please be advised that you may be required to pay Canadian duties and taxes upon receipt of your purchase.Â
Shipping Disclaimer
The Avaya Definity TN790B is very similar to the TN790. The circuit pack is designed to handle errors that are associated with the EM-BUS and is required for use of the C-LAN (TN799) and NetPkt (TN794) circuit packs in R7 and later.
Please contact us to Provide Firmware Level needed so we can Load This card with the exact SW required prior to shipping
More Information
 30 days for returns and exchangesÂ
 All returns are subject to a 25% restocking fee.Â
Canceled Orders:Â
Reseller Returns:Â
 14 days for returns and exchangesÂ
 All returns are subject to a 25% restocking fee.Â
Exception:Â
Expedited Shipping
Canadian Shipping Options
 Please be advised that you may be required to pay Canadian duties and taxes upon receipt of your purchase.Â
Shipping Disclaimer
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