Price history, coupons and price alert are available on this page. Do you want to know what the best price is?
H.265, GPU: ARM Mali-T820MP3 GPU up to 750MHz, CPU: Amlogic S912 Octa core ARM Cortex-A53 CPU up to 2GHz, Video decode: 4K, ROM: EMMC Flash 8G, RAM: DDR3 2G, OS: Android7.1, Ethernet: RJ45 10M/100M/1000M, Wifi: 802.1.1 b/g/n (2.4G)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. As you can see I didn’t find any active coupon for this product right now…
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): elec, BGBFAFF2019, BGCITYADS2019, bGhOnEy10, BGVSTX9S
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Price history and price alert
Price history (for all/most countries) for Tanix TX9S S912 2/8GB TV Box is here.
Price records source(s): Gearbest, 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)).