Just check coupons out (with price alert and history). What is best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
Portable mini ear mounted non-rechargeable hearing aid, elderly and young deaf hearing aid earphone volume amplifier | $42.45 | – |
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Hearing-aid Portable Ear Mounted Amplifying Hearing Aid Loudly Clear Sound Amplifier Single Key Operation For Elder
Banggood
Banggood warehouse is located in China. I can’t find any active coupons for this product in Banggood.
Link: Banggood product page
Price: $-3
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 and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG589b2e
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for Hearing-aid Portable Ear Mounted Amplifying Aid Amplifier.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).