Aliexpress
Click here… to search for Inrico F30S Dual Version Zello Walkie Talkie Smartphone on Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. There is one great coupon!
Link: Banggood product page
Coupon (93.00 USD): 2022ACTIESNL
(CouponsFromChina.com tip: apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG50fc20, 13f142, BG1ce54e
(probably won’t work, but you can try them out)
Price history and price alert
Here is price history (for all/most countries) for Inrico F30S Dual Version Zello Walkie Talkie Smartphone.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).