ROM 128GB, Up to 2.3 GHz, Resolution 2400*1080 pixels, Display Size 6.67 Inch Dot Drop Full Screen Display, OS MIUI 10, GPU Adreno 618, 8nm process technology, RAM 6GB, CPU Snapdragon 720G Octa core processor.
Go down and check coupons out. Remember to check price history if it is available. 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 Hong Kong.
Link: Banggood product page
1. ($256.07): BGN9S128
2. ($292.99): Email5
put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): BGMMF402, BGN59S128, BG5N9S128, BGX9S8ES, 7d18f7, BG79S200, BG7N9S, BG7N9S128, BG8N9S6, BG8N9S6JP, BG8RN9S6, BG9N9SANN, BG16R9N9S, BG11N9S6, BGD11N9S, BGD11N9S128, BGDON9S128, BGWPN9S128, BGDBFN9S, BGBFIFN9S2, BGBFN9128EE, BGBFN9128UK, BGBFN9128ES, BGBGLTN9S128, BG12N9S, BG12N9SS, BGGMN9S, BGGMN9S100, BGBR01N9S, BGRN9SPD, 13f142, ADMITAD2212
(I don’t think these’re gonna work, but you can try ’em out anyway)
Other warehouses/versions
This item is available in 2 another warehouse/versions!
1. Hong Kong – Xiaomi Redmi Note 9S 6/128GB Global ($-3)
2. Europe – Xiaomi Redmi Note 9S 6/128GB Global [EU] ($-3)
Price history and price alert
Do you need price history chart (for all/most countries) for Xiaomi Redmi Note 9S 6/128GB Global Special Version? There we go. The lowest price was: $243.27.
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)).