There is something little bit scammy ;-)
Specification you post tells that it has 162 chips, but at the screenshot shows that it's a 135 chips model...
Second: Bitcoinwisdom says that's profit is $98...
Third: Where is the price for power?
Fourth: The price is a little bit almost twice over the real...
Fifth...
.........
first about chips i took Specification copy paste from a website selling it so i didn't recognize this different
second the profit is 134.4 $ per month in price of BTC NOW 3500$ as per
https://bitcoinwisdom.com/bitcoin/difficultyCHECK
http://upload.traidnt.net/upfiles/ZXR20253.jpgthird every country has it's own price of power how i know yours
fourth the price high because BTC high and Bitmain has no more s7 to sell
Hope you get it