This item is from an online auction lost frieght surplus store. the only testing done to this item is to see if the item powers on or not.unless listed above in the listing of more testing being done .with that being said your are buying an as is auction with no returns and buyer pays shipping .  

please email us if there is any questions or concerns before leaving a negative feed back we will try our best to reply within 1 bussiness day .Our main concern is to keep our customers happy.