Charging time 2.5H, Charging power 5.2V 2A, Battery life 6H, Speaker support, CPU RK3326, Resolution 854*480, Type-C Charging support, Power consumption 2W, Built-in 1024MB, Earphone 3.5mm, Size 5-inch HD IPS screen, OS Open Linux, Model RGB10 MAX Ⅱ, Battery capacity 4200mAh.
Basically copy coupon, view price history or create e-mail price alert. 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 coupon code price check (UTC time):
Banggood
Banggood warehouse is located in Hong Kong. One coupon is available. Cool!
Link: Banggood product page
1. ($89.99): BGabfd7a
apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGVDGC12, BGdb29cc, BGae00d4, BGAlerabat5, BG12c7bd, 8BGwbg2204
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Check out price history chart (for all/most countries) for Powkiddy RGB10 Max 2 64GB Handhled Game Console. The lowest price was: $89.99.
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)).