1. Dual USB Output 5V/2.4A+2.4A
2. Audio Input: Bluetooth/TF Card/USB Music
3. Bluetooth Handsfree calling function
4. Transmit audio to car stereo speaker system
5. LED screen for FM Frequency
6.Support A2DP, AVRCP, HFP
7. CVC noise cancelling technology
8. FM Frequency: 87.5~108MHz, 5M
9. Bluetooth V4.2, Class 2, 10Meters
10. Built-in MIC, 0.5~2Meters
11. Working Voltage 12V~24V
