Lenovo HT28 Bluetooth 5.0 Earbuds (Banggood, Aliexpress: Music Time: about 4 hours, Package Weight: 113g/4.0oz, Earphone Size: 43.5mm * 18.8mm * 22mm, Model Number: HT28, Black(Optional), Sensitivity: 98±3dB, Frequency Range: 20-20000Hz, Charging Case Size: 80mm * 37.5mm * 33.5mm, BT Version: BT 5.0, Charging Case Weight: 54g/1.9oz, Charging Time: about 1h, Charging Case Capacity: 3.7V 400mAh, Color: White, Charging Port: Type-C, Transmission Distance: 10m/33ft, Earphone Weight: 9g/0.32oz (Pair of Earbuds), Impedance: 32Ω, Earphone Battery Capacity: 2* 3.7V 50mAh, Standby Time: about 100h, Package Size: 17.5*10*3.5cm/6.9*3.9*1.4in (the best price with coupon)).
Go down and check coupons out. Remember to check price history if it is available. Let’s see what best price is ATM.
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. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
1. ($39.69): 13f142
you should apply the coupon 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): BGHT28A, BG20HP, BGHT28, BGH28T1, BG20CES, bgshOOp10, BGELIG0920, BGLOAC1, BGa0b145
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for Lenovo HT28 Bluetooth 5.0 Earbuds. The lowest price was: $24.99.
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)).