Aliexpress
Click here… to search for BM800 HD USB Condenser Microphone V8 Plus Kit [EU] on Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in Europe 
. I don’t know if this is a good price – number of records in my database is too low! There is one great coupon!
Link: Banggood product page
Coupon (49.85 USD): BG589b2e
(CouponsFromChina.com tip: apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG34b4f9
(probably won’t work, but you can try them out)
Price history and price alert
There is only one database record (it was for 45.08 USD), so you can’t see price history chart.
You can set price alert (for Banggood).