Basically copy coupon, view price history or create e-mail price alert. Best price?
Model G06, Impedance 32Ω, Frequency Range 20HZ-20KHZ, Wired Plug 3.5mm Audio Plug, Charging Time about 4 hours, Channel System Stereo, Sensitivity 104dB±3dB@1KHZ, Microphone impedance 2.2KΩ, Input Charing Standard USB-TPYE C / DC5V/2A, Working Time about 12 hours(70% volume), Standby Time 200 hours, Microphone sensitivity -38±3dB@1KHZ(unidirectional), Brand NBWO, Horn diameter Φ50.00mm, Product Dimensions 7.8x 4.21x 8.07 inches, Batter Capacity Lithium battery 3.7V/1100mA, Product weight 455g, Effective Distance linear transmission distance is about 10m
Aliexpress
I could not find it on Aliexpress. Click here to search by yourself.
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($49.99): BG68cb82
2. ($52.99): BGb441d4
3. ($57.95): 8wEbgaInS5
just apply this code 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): BGHOTSHOPHM, 2022ACTIESNL, Terence, BG1efeb0, 8Couponsde, MVC8SPRING, 8BGwbg2204
(probably won’t work, but you can try them out)
Price history and price alert
Here is price history (for all/most countries) for NBWO G06 Wireless Gaming 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)).