1.Easy to operate: 24-hour unattended automatic circular playback of pictures and videos can be realized through U-disk/SD card storage (the pictures and videos that need to be played are copied into the memory card and inserted into the advertisement machine, and the SD card is marked when the power is switched on);2.Scroll subtitles (can set up scroll subtitles street lights, adjustable font color, background color);3.Built-in power amplifier horn (remote control can control volume);4. Timing switch (can be set to play multi-time automatic switch every day, can achieve permanent intelligent unattended unattended unattended unattended management);5. Synchronization of sound and picture (background music is picture + mp3 mode when playing pictures);6.Supporting the program updating directly from U disk (SD card can be replaced through U disk without pulling out SD card); ( Drawing for reference only, please refer to atual products.)