Unit has been refurbished and passes all self tests unit will come with a 6 month warranty.

You will receive 1 module either gray or blue in color. I have been offering equipment for businesses for the last 19 years on eBay and pride myself on honest sales and support to all my customers.

You will need channel adapters if you are offering warranties with your new installation to be in compliance with TI/ISO standards.

Warranty does not cover negligence accidents or natural disasters.