1. 3.4A high current, can charge two cell phones at the same time
2. Support U disk / TF card, plug and play
3. Compatible with all kinds of navigation software, easy and convenient operation
4. Keep track of the health of the car battery, to avoid failure on the way to the car
5. Bluetooth 5.0 version of the chip, seamless switching between listening to songs / incoming calls

Parameters:
1. Working voltage: DC 12-24V
2. Dual USB 3.4A (current recognition)
3. Transmit frequency: 87.5-108.0MHz
4. FM transmitting distance: less than 5 meters
5. Bluetooth version: 5.0
6. Effective distance: about 10 meters
7. USB flash disk capacity expansion: less than or equal to 32G
8. Audio format: MP3/WAV/FLAC/APE/WMA
9. Applicable models: 12V-24V models common
10. Size: about 48 x 30 x 80mm