Description The loudspeaker is also a digital alarm clock, the multifunctional design is not monotonous. Built-in TF radio, in addition to listening to music, you can listen to your favorite radio station in your spare time. AUX, the computer is connected directly, no Bluetooth output device, also can play music directly The 3.5mm audio interface is connected directly. Full LED LCD screen, can be used as a mirror. It can also be used as a mobile phone holder. Product name: bluetooth card clock speaker Bluetooth version: 5.0 Signal to noise ratio: 85dB Battery type: 3.7 V. Output power: 3WTHD = 10% Speaker: 4Q3W Product size: 131 * 69 * 46mm Distortion: Frequency response: 802HZ-20KHZ Power consumption: 5V-1A. FM radio frequency: 87.5MHz-108MHz 1. LED display 2. Alarm indicator 1 3. Alarm indicator 2 4: morning 5: noon 6. BT: Bluetooth mode 7. TF: tryb TF 8. FM: FM mode 9. LED display 10. Cell phone bracket parts 11. mobile phone holder 12. Brightness adjustment 13. Up adjustment 14. Pull the adjustment down 15. Switch the machine 16. Increase the volume 17. Next song / volume down 18. Mode switching 19. Audio input interface 20.MIC (microphone for calls) 21.TF card slot 22. Port for charging