1. Input voltage: 12V-24V 2. Support Qualcomm Qaulcomm QC3.0 fast charging (support QC2.0 / QC3.0 / and AFC / FCP fast charging protocol, support Apple, Samsung charging identification and BC1.2DCP charging protocol) 3 . Output voltage: QC3.0: 3A / 3.6-6.5V, 2A / 6.5-9V, 1.5A / 9-12V + 5V / 1A rapid charging QC3.0 charging speed is 4 times faster than ordinary 5V / 1A. (Mobile phone needs to support QC3.0 function) 4. Output voltage USB2: 5V-1A3. 5. Bluetooth upgrade version: 4.2 Bluetooth chip, the connection is more stable, and the automatic reconnection is faster
6. LED display. Can display frequency, song serial number and working status information
7. Automatically detect car battery voltage, voice reminder, support instant voltage viewing 8. Support TF card and U disk expansion playback Support TF card / U disk capacity: ≤32GB
9. Bluetooth smart MP3 player, support mobile phone / network / all kinds of music APP software playback 10. Car Bluetooth MP3 supports hands-free calling, built-in high sensitivity microphone, HSP noise floor and echo suppression
11. Support mainstream map APP navigation voice broadcast and QQ / WeChat other software language playback function
12. Support lossless audio decoding, high resolution, high performance stereo, support WMA, APE, FLAC, WAV and other lossless music formats. 13. Support playback breakpoint memory function. Support key operation to switch folder playback
14. Knob design One-key operation to adjust volume / answer / hang up / call back
