bluetooth Version V5.0, Supported Protocal HSP/HFP/A2DP/AVRCP, Speaker Φ6mm, Emergency Powerbank Yes, Transmission Distance ≥ 33 feet (10m), Magnetic Absorption Yes, Earbud: 40mAh/3.7V/0.185WH, bluetooth Chip AB1526P, Noise-signal Ratio 95 dB, Receive Sensitivity -83dB/3M, Charging Box: 2600 mAh/3.7V.
Just check coupons out (with price alert and history). What is the best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
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. You can get coupon down below.
Link: Banggood product page
1. ($37.79): 10%ForNewBW
you should apply the coupon in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGBWFYE3S, BGFYE3S, BGFYE3S3C, BGss10%bw, BGFYE3S709, 12blitzw, BGFYE3SQ, 502C6B, BGFYE3SW, BGBWFYE333, BGFYE3S66, AFfbG10, d3ea27, BGVDay10%off, EARSP11, BGkonimbesinF3, BGFYE3SUKK, BGAFF10OFF, bGhOnEy10, BGBW152, BGFYE3SCZ, BGBWUU1, BGFYE3SQH, BGSS10%SW, bgshOOp10, BGELIG0920, BG11SHOP, BG4BW25, BGLOAC1
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – BlitzWolf BW-FYE3S Wireless Earphones [EU] ($-3)
Price history and price alert
Here is price history (for all/most countries) for BlitzWolf BW-FYE3S Wireless Earphones. The lowest price was: $25.99.
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)).