HD Screen Invitation Video Card

HD Screen Invitation Video Card Name: LCD Invitation Card with touch screen ,smart buttons Applications: Advertising and promotion, invitation Size: A4/A5 and Customized Battery capacity:600 mAh, 1000 mAh, 1200 mAh and 3000mAh 1, Specifications: Item Description Remarks Switch Magnetic switch or ON/OFF button switch LCD Screen Screen Size Pixel Size Aspect Ratio 1.8 " 320 x 240 4:3 2.4 " 320 x 240 4:3 2.8 " 320 x 240 4:3 3.5 " 320 x 240 4:3 4.3 " 480 x 272 16:9 5 "