Basically copy coupon, view price history or create e-mail price alert. Do you want to know what the best price is?
Frequency response: 20-20000Hz, Impedance: 16ohms, Music Time: 4h, Sensitivity: 93dB ± 3dB, Talk time: 4h
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
1~40PCS New KZ Earphone Box Mini Headset Case Headphone Portability Wired Earphone Package Storage ZEX /EDX Earphone | $3.74 | – |
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Price history and price alert
Do you need price history chart (for all/most countries) for QCY Mini 1 Bluetooth Earphone White? There we go.
Price records source(s): Gearbest
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)).