1.52 inch digital poster advertising display 2.Play images, video clearly and animatedly 3.WIFI is optional 4.Metal frame Model: SK521. High definition advertising play, LCD ad play 2. ACRYLIC surface. Customer’s LOGO is optional 3. Use Samsung, AU A grade screen. 4. Support MPEG-1,MPEG-2,MPEG-4,AVI,MP3,VOB,JPG 5. Built-in speaker, play images cycling 6. OSD menu in Chinese and English.7. Full ...