Aliexpress
Click here… to search for A6X Bluetooth 5.0 TWS Earphones on 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 (20.60 USD): BGBRPL2
Coupon (20.60 USD): BGHOTSHOP15
(CouponsFromChina.com tip: this code has to be applied 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): BGA6X, BGBK15, BGBAK15, BG11SHOP, 13f142, BG4BW25, BGLOAC1, BGa0b145, BGBuscape01, BG651551
(there’s a little possibility that old coupon will work)
Price history and price alert
Do you need price history chart (for all/most countries) for A6X Bluetooth 5.0 TWS Earphones? There we go.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).