Get coupons, create price alert or check price history out! Let’s see what best price is ATM.
Battery Capacity Earphone: 60mAh, Frequency Response 2.4GHz, Working Time (h) 4h, Standby Time (h) 90h, Class 2, Microphone Yes, Chipset Airoha AB1532B, 3.7V, Charging Time (h) 1.2h, 3.7V, Wired Control Not support, Charging Case: 3300mAh, Waterproof Level IPX6, bluetooth Version 5.0, Impedance 32Ω, Transmission Distance 10m, Taking Time 3.5h, Speaker φ10mm
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. There is one great coupon!
Link: Banggood product page
1. ($44.99): BG11SHOP
put item in your cart and apply coupon code there 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): BGT3S, BGTWS20, AFfbG10, BGBK15, BGBAK15
(probably won’t work, but you can try them out)
Price history and price alert
Check out price history chart (for all/most countries) for KUMI T3S TWS Earphones 3300mAh.
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)).