You can get AWEI AT6 Headset for $14.99 using coupon code (in Banggood). Go down and check coupons out. Remember to check price history if it is available. Best price?
AWEI AT6 Sports Headset Wireless bluetooth Headphone 40mm Speaker HiFi Stereo 25H Playback Support TF Card Wireless Headphones with Mic – Black
Latest price update (UTC time):
Banggood ($14.99)
Banggood warehouse is located in China. Is it a reasonable price for this item? Good news! This is great price, coz it’s the lowest in CouponsFromChina database! Only one coupon available!
Link: Banggood product page
Price without coupon: $21.99
1. ($14.99): BGREUPAAT6
paste coupon code in your cart and click Apply 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
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Here is price history (for all/most countries) for AWEI AT6 Headset.
Price records source(s): 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)).