Price history, coupons and price alert are available on this page. You probably want to know what is the best price?
Driver unit: 10mm, Frequency response: 20-2000Hz, Sensitivity: 100 ± 3 dB, Headphone Sensitivity: 106db
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
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Price history and price alert
Do you need price history chart (for all/most countries) for Syllable D9 Mini Wireless Headset? There we go.
Price records source(s): Gearbest
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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)).