Aliexpress
Click here… to search for EDIFIER TWS200 Plus Bluetooth 5.2 Earphones QCC3040 on Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in Hong Kong. I found coupon for you. Check this out.
Link: Banggood product page
Coupon (48.71 USD): BGAudio9
(CouponsFromChina.com tip: coupon code has to be applied in shop’s 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): BG200P, BGLOAC1, BGc6f6f0, BG7a8cb9, 13f142, BGTWS200BR, BGTWS200, BGa0b145, BG2PLUS, 6GSGIT, BGBRPL2, BGHOTSHOP15, BG53e9c8, BGAlerabatKL, BGd173b4, BGAudioVideo, BGAUDIO, BG9ba0e8, BG1b5830, BGSaleFeb8, BGAudio3
(there’s a little possibility that old coupon will work)
Price history and price alert
Check out price history chart (for all/most countries) for EDIFIER TWS200 Plus Bluetooth 5.2 Earphones QCC3040.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).