... 7. Speaker : 8ohms 0.5W 8. Li-battery: 3.7V 200mA-1000mA 9. It supports USB connect. You can process the download, replace ... , delete, power charging, pause or play function by yourself. 10. It consists of PCB board, Speaker, IC, TFT panel, Lithium battery with ... advertisement 4. Happiness memory, 5. Life situation 6. Propaganda film 7. Greeting video or audio Supply Ability 1,000pcs per day ...