Check coupons or create price alert down below. Let’s see what best price is ATM. Bluetooth: 4.1 Type: In-ear Max SPL: 111Db Sensitivity: at 1kHz Db-42 Impedance: 32 ohm Frequency Range: 20 – 20000Hz Battery: lithium battery (3.7V 120mAh)
Aliexpress
There’re some similar (or not) items on Aliexpress
It doesn’t make sense to generate price history chart, because there is one price record which is: $56.86. 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)).