... JSDigitech, the Glasses free 3D display expertProduct name: 3D Led TV without glasses to view 55"Product ... other monitoring display in 3DProduct features1, Without wearing glasses to view, 3D watching angle >120°, 2D viewing ... distance4 - 10mVedio format2views 3D side by side, up to down, frame sequentialSignal interfaceHDMI/YCbCr/RF/USBResponse<6msNo ... show! 3d led tv glasses free to view size 55"