Impedance: 16 Ohm +/- 15 percent, Frequency Response: 20Hz – 20KHz, Sensitivity: 93dB, Maximum Input Power: 3mW, Cable Length: 1.2m.
Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. There are no coupons available at this moment in Banggood.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): 2329ca, aff7off, Messenger Only, PCNETWORK, e2bcea, TTxBG10, 2019SPEDM, BG3CSUM, bgssaff9, AFfbG10, 502C6B, BGBFAFF2019, BGCITYADS2019, 13f142, BGVDay10%off, EARSP11, bGhOnEy10, BGAFF10OFF, BGSS10%SW
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – Rock Zircon Nano Earphones White ($-3)
Price history and price alert
Here is price history (for all/most countries) for Rock Zircon Nano Earphones. The lowest price was: $8.49.
Price records source(s): Gearbest, 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)).