Fangrui Product Details 1. Car Mp3 Player Car Fm Transmitter Bluetooth 4.2 Tf Cardu Disk Aux 2. Car Mp3 Player Car Fm Transmitter Bluetooth 4.2,tf Cardu Disk, Aux 3. Hammer Function: All-metal Noble Appearance Life-saving Weapon, In Case Of Can Break The Window Glass, Self-rescue And Do Not Hurt The Hand. 4. Usb Fast Charge: Equipped With Two Usb Ports, Tablet, Mobile Phone Can Charge At The Same Time.display Car Battery Voltage 5. Mobile Navigation, Voice Broadcast; Bluetooth Connection, Transfer The Mobile Navigation Information To The Car Stereo. Bluetooth 4.2 Sound Clarity,one-click To Answer, Double-click Back, The Operation Is Simple And Convenient, Easy And Comfortable, Get A Call On The Car. 6. Ap06 With Car Mp3 Player, Car Bluetooth Mp3, Bluetooth Fm Transmitter, Car Bluetooth Hands-free, Car Usb Charger, Card Recognition, Audio Output And Other Integrated Functions. 7. Built-in Mp3wma Decoder Chip, U Disk Or Tf Card Music Files Wirelessly Transmitted To The Car Audio, It Can Also Be Input To Car Audio Through Aux Hole. And, As Long As Your Phone Is Equipped With Bluetooth, You Can Transfer The Music In Your Phone To Your Car Stereo, The Call Can Be Switched To The Hands-free State, And When The Call Ends, It Will Automatically Switch To Music Playback. 8. Introduction: 9. Display Car Battery Voltage: Voltage Detection, High-definition Digital Screen, Car Safety At A Glance; 12v Please The Battery As Soon As Possible, 12.2-12.8v Did Not Start The Normal Voltage, 13.4-14.8v Start After The Normal Voltage. 10. Mobile Navigation, Voice Broadcast; Bluetooth Connection, Transfer The Mobile Navigation Information To The Car Stereo. 11. One-click Answering Function: Click To Answer, Double-click Back, The Operation Is Simple And Convenient, Easy And Comfortable, Get A Call On The Car. 12. The Bumpy Mountain Road Is Continuously Charged: Strengthen The Anti-skid Shrapnel On Both Sides, Do Not Loosen, And The Output Is Stable. 13. Read Tf Cardu Disk: Insert The Tf 14. Notes: 15. Due To Manual Measurements, Different Mea