Handsfree Bluetooth Dual USB FM Phone Transmitter

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  • Play music via bluetooth
  • Concurrent connection of two phones at one time
  • Dual USB charging ports
  • Ability to play music through TF Card / USB Drive
  • Battery voltage display
  • Handsfree calling
  • Wide compatibility as long as device has bluetooth ability

User Tips:

  • It is a normal phenomenon that FM product will have some noise because of the interference of the local radio signal.Find a vacant or non-interfered frequency and sync Onever device to that frequency for minimized static noise. 
  • To achieve best audio quality, please set the volume on your phone or the device to maximum and then adjust the volume for your car stereo; you are not suggested to adjust volume of your car speaker to maximum (this will bring lot noise).
  • Suggest that RAM less than 32GB.  larger than 32GB which may cause the abnormal reading.
  • Our products support the use of 12-24V normal battery in the car/truck, we recommend that you do not use the product in car/truck that modified the battery. This may cause burned because of instantaneous high current.
  • To protect this device, we recommend to remove it from cigarette outlet after use, to avoid instant high start voltage damage the device.
  • If you want to charge the phone and listen to the car radio at the same time, please note that your radio frequency and our device's  frequency do not get too close.


  • Quality Certification: RoHS,ce,FCC,CCC
  • Output Interface: USB
  • Output Interface: 12V/2A
  • Input: 12-24V/2.4A
  • Power Source: Car Lighter Slot
  • Type: Car Charger
  • USB Ports: 2
  • Type: FM Transmitter , Car MP3 Player
  • Special Features: Hands-free Calling , Contact with 2 Phones at the Same Time
  • Bluetooth version: Bluetooth 4.2
  • USB Charger output: Dual USB 5V3.4A (Max)
  • FM Transmitter: 87.5-108MHz
  • Support: TF card / U disk capacity up to 32G
  • Supported Audio File Types: MP3, WMA, APE, FLAC, WAV and Other Hi-fi Formats
  • Functions: Voltage Detection , Noise Cancellation
  • Bluetooth Distance: 5-10M
  • Size: 7.1cm*3.6cm

Package Includes:

  • One (1) Handsfree Bluetooth Dual USB FM Phone Transmitter