Features:
1. Bluetooth answer, hang up, reject, redial and other functions
2. Support Bluetooth stereo music playback
3. Digital tube display
4. Support car battery voltage detection
5. Support U disk TF card playback, up to 64G (not included)
6. Support colorful atmosphere light display
7. Support MP3/WMA/WAV/FLAC/APE format music
8. Support FM full frequency point transmission function 87.5-108.0MHZ
9. Automatic power-off memory function
10. U disk port supports 5V/1A mobile phone charging
11. Support 5V/3.1A mobile phone charging
12. Support mobile phone navigation voice prompt
13. Support charging recognition

Technical parameter:
1. Rated working voltage: 12V~24V
2. Limit working voltage: 8-32V
3. USB1 output: 5V/1A
4. USB2 output: 5V/3.1A
5. Support music format: MP3/WMA/WAV/FLAC/APE
6. Support U disk capacity: max 64G
7. Support TF card capacity: max 64G (not included)
8. Working temperature: less than 70 degrees
9. Signal-to-noise ratio: greater than 60dB
10. Frequency response: 20Hz-20Khz
11. Bluetooth version: Version 5.0
12. Bluetooth transmission distance: less than 10M
13. Effective distance of Bluetooth microphone: 0.5-2M
14. Weight: 29 grams
15. Dimensions: 4.7x3.7x4.9 cm