1: Andriod os: RK3568, 11 version, 2GRAM+32GROM
2: 5 mm explosion-proof tempered glass, very strong and stable
3: 50000 hours lifetime and can work 24*7.
4: Free digtial signage software, can use USB drive, smart phone, computer to make program and upload to the screen and also can support cloud serve.
5: there are 2 years warranty.
