Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in Hong Kong. I’m afraid that there’s no working coupon in Banggood.
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): 7d18f7, BG11SHOP, BG4BW25, BGLOAC1, 13f142, BGa0b145, 6GSGIT, BGBRPL2, BGHOTSHOP15, BG53e9c8, BGAlerabatKL, BG279e2c, BGd173b4, BGAudioVideo, BGAUDIO, BG9ba0e8, BG1b5830, BGSaleFeb8, BGSaleAD, BGAudio3, BGAUGUST8, BGAudio9
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Check out price history chart (for all/most countries) for Elephone Elepods X TWS Earbuds.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).