The Arctis 7P+ or the pro which is priced at $199 and $250 can be purchased with a good $50 discount if you follow these steps.
1- open browser in incognito mode.
2- type "buy arctis 7p+" or "buy arctis pro" in the browser (the price should reflect $166 or $179 respectively)
3- click on the steelseries link with the low price and it should take you to the steelseries page where it maintains the price mentioned above.
4- proceed to add to cart and ensure the price remains the same else refresh your browser and redo steps 1-3. Once in checkout use the DISCOUNT CODE "UBI15" in the add promo code section. This should add an additional $25 discount.
Hope this helps!