Charging Time 15min, Microphone Yes, Wired Control Support, Battery Capacity 600mAh, Frequency Response 20-20kHz, Working Time (h) 14h, Transmission Distance 10m, bluetooth Version V5.0, 3.7V, Impedance 32Ω.
Basically copy coupon, view price history or create e-mail price alert. What is 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. ($132.99): 13f142
just apply this code 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): 8fbade, 502C6B, AFfbG10, BG20CES, EARSP11, bGhOnEy10, Email5, BGSS10%SW, bgshOOp10, BG11SHOP, 7d18f7, BG4BW25, BGLOAC1
(there’s a little possibility that old coupon will work)
Price history and price alert
Do you need price history chart (for all/most countries) for Oneplus Bullets Wireless 2 Earphones? There we go. The lowest price was: $63.49.
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)).