Aliexpress
Click here… to search for BlitzWolf BW-HP2 Pro Bluetooth Headphones on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. There are no active coupons for this product, but the price is pretty low isn’t it?
Link: Banggood product page
Price: -3 USD
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGHP2P, BGBRPL2, BGHOTSHOP15, BGAUDIO, BG0a4d1f, BGHP2PZ, BGea6ca8, BG3d6ca3, BGff8c34, BG3d6ca3, BG125874, BG39c5a4, BGad14cf, BGc1b4ef, BG9ba0e8, BG6391b8, BG6e379d, BG1b5830, BG452196, BG96c138, BG3BHP2, BG3125ff, BGAudio3, BGHP2P6, BG58644f, BG90fd43, BGAudio9, BGce1afb, BGa4ea5c
(these coupons are old, so probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for BlitzWolf BW-HP2 Pro Bluetooth Headphones.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).