System: Android 7.1, Processor: Amlogic S912, Core: 2.0GHz, Octa Core, GPU: ARM Mali-T820MP3, 3GB RAM, 32GB ROM, Max. Extended Capacity: 128G.
You can create price alert here, copy coupons and view price history. What is 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 price update (UTC time):
Banggood
Banggood warehouse is located in China. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
1. ($48.99): 7d18f7
apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): 502C6B, elec, BGBFAFF2019, BGCITYADS2019, bGpAnDacHeCk, bGhOnEy10
(there’s a little possibility that old coupon will work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Tanix TX9 Pro 3/32GB TV Box [EU] ($-3)
Price history and price alert
Check out price history chart (for all/most countries) for Tanix TX9 Pro 3/32GB TV Box. The lowest price was: $37.99.
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)).
. There are no coupons for this product in Banggood. I don’t really know if this price is reasonable, coz there’s no price history in my DB.