Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (27.19 USD): BGBRPL2
Coupon (27.19 USD): BGHOTSHOP15
(CouponsFromChina.com tip: just apply this code 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): BGf72708, BGBuscape01, BGc6a400, BGBWITHUS063
(these coupons are old, so probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for Nokia Solo Bud+ 201 Bluetooth 5.0 Earphone? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).