7 inch digital signage 1. metal casing 2. touch and motion sensor optional 3. customization supported 4. TFT 7 inch digital signageMain Function 1. Play mp4 movie, mp3 music and digital photos; Built-in 7 inch TFT LCD screen, with Acryl protection; easy-to-install on supermarket shelves, tabletop, showcase, car and taxi, etc. 2. Play from: --CF card/SD/MMC --USB flash drive --Built-in memory3. ...