1.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.
2.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
3.Suggest that RAM less than 32GB. larger than 32GB which may cause the
4.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.
5.To protect this device,we recommend to remove it from cigarette outlet after
use,to avoid instant high start voltage damage the device.
6.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.
7.Press and hold the middle button for 5 seconds to switch between Chinese and
1.100% brand new and high quality.
2. Built-in Bluetooth 4.2+ Microphone, supporting hands-free calls. Safer and
3.Dual USB outputs 5V/3.4A, suitable for charging iPhone, iPad, iPod and other
4.Noise cancellation function, built-in noise cancellation circuit, make the
call sound clearer
5.LED display the number.
6.Battery Voltage,Automatically detect car battery voltage, voice reminder,
support instant voltage viewing.
1. Working voltage: 12V-24V
2.USB output voltage: DC/5V
3. Dual USB 5V3.4A (Max) in Total
4. Bluetooth version: Bluetooth 4.2
5. Effective distance: 0-10M
6. Launch distance: 0-5M
7. Support TF card / U disk capacity: ≤ 32GB
8. Voltage detection range: 6-30V
9. Power mode: cigarette lighter power supply
10. File Support Type: WMA,APE,FLAC,WAV
11.FM frequency range: 87.5-108MHz
15. Product size: 7.1cm*3.6cm
1x FM transmitter 1x User Manual