Go down and check coupons out. Remember to check price history if it is available. What is the best price?
Cable Length (m): 1.2m, Connecting interface: 3.5mm, Frequency response: 7Hz – 40KHz, Impedance: 15ohms, Sensitivity: 105dB
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($42.68): AFfbG10
2. ($42.68): affbg10
3. ($44.10): aff7off
coupon code has to be applied in shop’s cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): 502C6B, 15earbud, TTxBG10, 2019SPEDM, BG3CSUM, bgssaff9, BGBFAFF2019, BGCITYADS2019, EARSP11, BGMPB2020, BGAFF10OFF, bGhOnEy10, 7d18f7, BGSS10%SW, bgshOOp10, BGELIG0920, BG4BW25, BGLOAC1, 13f142, BGa0b145, BGBuscape01
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 2 another warehouse/versions!
1. China – KZ ZS6 Earphones ($-3)
2. China – KZ ZS6 Earphones Red ($-3)
Price history and price alert
Do you need price history chart (for all/most countries) for KZ ZS6 Earphones Gray? There we go.
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)).