What is the 2.5D Glass Screen?

Mi-Note-2.5D-glass

Highlights:

1: MTK8752 Octa-Core, ARM Cortex [email protected] 1.6-2.0GHz; 

2: 6G Bytes LPDDR3  

3: Built-in 128G/64G Bytes NAND Flash storage 

4: 10.1 inch IPS HD 1280*800 Resolution ,2.5D Glass Screen.

 5. Dual SIM, Dual Camera, back 5.0Mp camera

6. Support Google play store