Insta360 ONE X2 VR Camera 5.7K (Banggood, Aliexpress: 5.7K (the best price with coupon)).
Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
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 code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($444.99): Cuponation9
2. ($449.88): BGJON8
3. ($449.88): BGRCParts8
4. ($459.66): BG00c906
you should apply the coupon in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/feV
Old coupons (from the oldest to the newest): BgcLuBofErtA10, BG1121, BGINSTAX2, BGFPV-10, Parts8, BGCuponation10, BGDAVIS, BGLIVE445, BGALIBUY079, BGbd6533, BG84847f, BGissam77, Tabby20, MVC8SPRING, 8BGwbg2204, BG166d86, tRaDetRaCKeR, 8wEbgaInS5, BGfe3edf, BG8RCToy, BG2e269c, hoNEYbGdeAlS, BGToys1, BGRCT10, BGJUNEGSG9
(probably won’t work, but you can try them out)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Insta360 ONE X2 VR Camera 5.7K [EU] ($-3)
Price history and price alert
Check out price history chart (for all/most countries) for Insta360 ONE X2 VR Camera 5.7K. The lowest price was: $395.99.
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)).