When you follow the latest news from the mining equipment read online on your antminer S9+ as the latest version of the mining machinery

When you attempt to view it more and found very little information about the device, which raises doubts about this device, but after more research and communicate with the relevant companies concluded the following:
The device antminer S9 + does not exist, never out of Oujda and there is no company has already issuing this device curb this moment (this information is obtained from the competent company in antminer devices which bitmain company) Does this mean, however, that this device is a scam ??

When viewed more on this topic and found that Sapphire Company and KNC Edited on antminer normal S9 and put back on the market does this mean that this scam from previous companies ??

We tried to buy the device from one of the sites and we compare antminer S9 device to know the difference between the two devices was the difference is as follows:
Price: For a antminer S9 Price = $ 1,900 and a antminer S9+ = 3800
Electricity consumption: it was antminer S9 device consumes 2x antminer S9+
Maintain the strength of mining: We've got a paper inside the device from the manufacturer ensure the preservation of mining force for 5 years

This makes it already exists a previous specifications but a different name, which is that this name is not the correct name was launched this name by some of the professionals in this field and the reason for that plus a name that contains extra features on the previous device.

Advice from an expert:
When you want to buy any device Mining choosing your electricity consumption by a few Qom and the reason for this difficulty that the mining every day, which means getting all that electricity consumption was less Ka What was your profit higher