Go down and check coupons out. Remember to check price history if it is available. Let’s see what best price is ATM.
Driver unit: 57mm, Impedance: 16ohms, Frequency response: 15Hz~25KHz, Sensitivity: 115dB, Standby time: 1000h
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. Well, there is one coupon available right now.
Link: Banggood product page
1. ($64.42): EARSP11
just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): d4de0b, e2bcea, TTxBG10, BG3CSUM, bgssaff9, AFfbG10, 502C6B, BGBFAFF2019, BGCITYADS2019, BGMPB2020
(probably won’t work, but you can try them out)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – Bluedio T6 Headphones Yellow ($-3)
Price history and price alert
Check out price history chart (for all/most countries) for Bluedio T6 Headphones Black.
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)).