Price history, coupons and price alert are available on this page. Let’s see what best price is ATM.
12nm, CPU: Helio P60(MT6771V/CA), Card Extend: Supports T-flash Card, GPU: ARM Mali G72 MP3 700MHz, up to 256GB (dedicated slot), ROM: 128GB, 4*Cortex-A73 up to 2.0GHz，4*Cortex-A53 up to 2.0GHz, RAM: 6GB, OS: Android 10
Aliexpress
There’re some similar (or not) items on Aliexpress
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. There is one coupon right now! Check this out.
Link: Banggood product page
1. ($168.99): 13f142
put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): bgshOOp10, BGDGN20P, Email5, 7d18f7, BGHU0326, BGCuponation10
(you can check these old coupons out, but these probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Doogee N20 Pro 6/128GB [EU] ($-3)
Price history and price alert
Here is price history (for all/most countries) for Doogee N20 Pro 6/128GB.
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)).