18.5 inch wall mounted android tablet

Specification of 18.5 inch android tablet
1.CPU:Quad core cortex A9,1.6G
2.RAM:1GB (2GB /4GB)
3.Internal memory:8GB (16GB /32GB)
4.Operation system:Android 4.4.2 (5.1/7.1/8.1/9.0)
5.Touch screen:10-Point capacitive touch
6.IPS panel
7.Resolution:1366*768
8.Contrast ratio:1000
9.Luminance:250cd/m2
10.Aspect Ratio :16:9
11.WiFi,Ethernet,Buletooth,3G USB dongle ext.
12.Interface:Card slot+Mini USB+3*USB+Power jack+RJ45+Earphone
13.Color:Black or white
14.Speaker:2*3W
15.Accessories:Adapter+User manual+Theftproof cover plate