Power Supply: 110-230V, 50Hz, 2A
Mainboard: Intel H61
CPU: I3 Dual-core
RAM: DDR3, 4G
Hard Disk: 500G, 720RPM, 3.5 inch
CD-ROM: according to customers requirement
Operating System: Support Windows
Amplifier: 30W
Speaker: 2*10W
Wireless Microphone: 2.4G wireless Microphone
Document Camera: 5million pixels
Lock:: Mechanical lock
Buttons: Start*1 / Restart*1/ Audio and Video shifter*1/Volume control*3
Display Size:65 inch 
Brightness: 450cd/m2
Contrast Ratio: 4000:1
Response Time: 3ms
Comply to GB 15763.2-2005
Resolution: 1920*1080 RGB
I/O connectors: 4 or 6 * USB2.0 1* RJ45
1~3 * VGA, 1 * Audio, 1* Microphone, 1*RS232