You can create price alert here, copy coupons and view price history. You probably want to know what is the best price?
RAM: 128GB, Game: Support vibration motor / NDS / N64 / DC / for PSP / PS1 / CPS1 / CPS2 / FBA / NEOGEO / NEOGEOPOCKET / GBA / GBC / GB / SFC / FC / MD / SMS / GG / MSX / PCE / WSC / shift value More than 20 formats of games such as games / support users to self-download related format games, System: Open source linux system, Display: 3.5-inch OCA fully laminated IPS screen, RAM: DDR3L 1GB, Battery: Polymer lithium ion battery 3500 mAh / battery life 8 hours, CPU: RK3326 quad-core 1.5GHz, Games: Built-in 7000+ Games, Language: Multi-language, TF card: Support TF card expansion / up to 256GB, Resolution: 320*480, , Speaker function: high-quality dual-speaker stereo speakers, GPU: Mali-G31 MP2
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: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG351M128, BGTecAnbe, BG351MC03, BGRG351M02, BGJPH351MA, BGd1c17f, BGJPARG, BGJOEAM, BG0c2cd8, BG9fffa5, BGJPA351MD, BG602d94, BGJPMNM128G, BGJOE7L, BGJPYS7L, BG351M407, BGJP8MCC, BG945c1d, BG351M288, BGJPN3RF, BGe1ba2b, BG4ac164, BG261ffe, BGJP99BF, BGd62f89, BG0f68ec, BGJP10351B, BGdcb383, 2022ACTIESNL, BG944110, BGAlerabat5, tRaDetRaCKeR, BG1361fc, BG4f4238, BGVDGA07, BG6486e4, BGHU2642, BG717000
(you can check these old coupons out, but these probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – ANBERNIC RG351M 128GB Game Console [EU] ($-3)
Price history and price alert
Here is price history (for all/most countries) for ANBERNIC RG351M 128GB Game Console.
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)).