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| 1. Remote Control | 
| 2. Four electronic key control | 
| 3. FM Receiving | 
| 4. Audio digital display | 
| 5. Two microphone input | 
| 6. Microphone volume control | 
| 7. Power switch control | 
| 8. Treble/bass/volume control | 
| 9.USB/SD/MMC auto-read | 
| 10. Power supply: DC12V/AC220V | 
| 11. Two channel power output: 15W+15W |