I have checked all old coupons and price is 18.99 USD for Beebest Bluetooth 5.3 (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
Latest price update (UTC time):
Banggood (18.99 USD)
Banggood warehouse is located in China. I’m afraid that there’s no working coupon in Banggood. But wait a sec… Is it a good price? This price is higher than average price (17.47 USD) for this item.
Link: Banggood product page
Price: 18.99 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGAudio9
(these coupons are old, so probably won’t work)
Aliexpress
Click here… to search for Beebest Bluetooth 5.3 Intercom Headset 1S DSP on Aliexpress
Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for Beebest Bluetooth 5.3 Intercom Headset 1S DSP? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).