Quick Guide
T25C Bluetooth Car Adapter
- Insert the device into the vehicle’s cigarette lighter.
- Adjust the car radio to a blank FM channel (87.5-108.0 MHz).
- Tune the device to the same channel as the car radio.
- Activate the Bluetooth on your phone, and select “T25C” to connect.
Adjust FM Frequency
Long press the ” 
” for about 2s, and the display flashes means it entered FM frequency adjust mode.
- Rotate the “ ” to increase or reduce frequency.
- Press the ”
” or ” 
” button to reduce or increase frequency.
FAQ
How to Avoid Static Noise to Ensure Sound Quality?
A: Please make sure to tune your car radio to an unused/blank frequency and set your FM transmitter to the same frequency. B: Lowering car speaker volume and increasing phone and FM transmitter volume can help reduce background noise. (Volume Adjustment Sequence: Phone→FM transmitter→Car Speaker)
The Product Can't Pair with My Phone.
A: Clear the Bluetooth pairing history on your phone, and restart it. B: Disconnect and reconnect the FM transmitter to the cigarette lighter. C: Activate Bluetooth on your phone and attempt to reconnect.
Should I Unplug the Product after Turning Off the Engine?
A: Please unplug the FM transmitter when exiting the vehicle. (In certain cars, the cigarette lighter socket remains powered after engine shutdown, preventing battery drain and electrical damage, especially in older models.)
Documents / Resources
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Mohard T25C Bluetooth Car Adapter [pdf] User Guide T25C, T25C Bluetooth Car Adapter, Bluetooth Car Adapter, Car Adapter, Adapter |