1. Voltage detection of automobile batteries
2. Music: Bluetooth + USB Flash drive +TF card, which can be switched freely
3.206 Full channel, support 87.5-108.0 Mhz
4. Built-in microphone to answer/refuse/hang up/redial the call
5. Voice broadcast calling Numbers
6. Voice real-time broadcast navigation
7. Switch English or Chinese pronunciation freely
8. Automatic memory volume and FM frequency when turned off
9. Charging intelligent output, automatically perfectly matching your device
10. 7 kinds of intelligent circuit protection: overcharge, overvoltage, short current, etc
11. 5V / 2.1a fast and safe charging, intelligent high-performance chip
Strong compatibility: smart phone/tablet PC/PSP/PDA/GPS/MP3 / MP4
13. Triple electroplating, brass gold plated contact, high conversion rate