Introduction
This manual provides detailed instructions for the Scosche BTFM8 Bluetooth FM Transmitter. This device allows you to stream audio wirelessly from your smartphone or other Bluetooth-enabled devices to your car's FM radio, enabling hands-free calls and music playback. It also features dual charging ports for your convenience.
The BTFM8 is compatible with a wide range of devices, including iPhone 15/14/13/12 Pro, Pro Max, Plus, Mini, XS Max, XR, X, Samsung Galaxy S10, S10+, S10e, S9, S9+, and various Android devices. It is designed to modernize your vehicle's audio capabilities by providing Bluetooth functionality and fast charging through its USB-C and USB-A ports.
Safety Information
Please read all safety warnings before using this product to ensure safe operation and prevent damage. Keep this manual for future reference.
- Avoid exposing the device to water, moisture, or extreme temperatures.
- Ensure proper ventilation when charging devices to prevent overheating.
- Do not attempt to disassemble, repair, or modify the device. This will void the warranty and may cause harm.
- Keep out of reach of children.
- Follow all local regulations regarding the use of electronic devices while driving.
- Avoid prolonged exposure to direct sunlight, as this may damage the device.
Setup
Follow these steps for initial setup of your Scosche BTFM8 FM Transmitter:
- Insert into 12V Socket: Plug the BTFM8 firmly into your vehicle's 12-volt cigarette lighter socket. The device will power on automatically.
- Tune Your Car Radio: Tune your car's FM radio to an unused frequency. Choose a frequency that has clear static and no active radio station. This will minimize interference.
- Match Transmitter Frequency: On the BTFM8, use the 'CH+' or 'CH-' buttons to adjust the FM frequency to match the one selected on your car radio. The display on the BTFM8 will show the current frequency.
- Pair via Bluetooth: On your mobile device, enable Bluetooth and search for available devices. Select "BTFM8" from the list to pair. Once paired, you will hear an audible confirmation.

Image: The Scosche BTFM8 Bluetooth FM Transmitter, showing its compact design and charging ports.

Image: The BTFM8 device plugged into a car's 12V cigarette lighter socket, highlighting the USB-C and USB-A charging ports in use.
Operating Instructions
Once set up, you can begin using your BTFM8 for various functions:
- Music Playback: After successful Bluetooth pairing, open your favorite music app on your mobile device. Audio will be transmitted through your car's FM radio. Use the multi-functional button/knob on the BTFM8 to play/pause music. Use the left/right skip buttons to navigate tracks.
- Hands-Free Calling: When a call comes in, press the multi-functional button/knob to answer. Press again to end the call. The built-in microphone with echo cancellation ensures clear communication.
- Voice Command: The BTFM8 supports Siri and Google Assistant. Press and hold the multi-functional button/knob to activate your device's voice assistant.
- Charging Devices: Utilize the dual charging ports (one USB-C and one USB-A) to charge your mobile devices. Each port provides 12W of power for fast charging.
- Adjusting Volume: Rotate the multi-functional button/knob to adjust the volume of the transmitted audio.

Image: Close-up of the BTFM8's digital display showing the tuned FM frequency (e.g., 106.1).

Image: Diagram of the Scosche BTFM8 highlighting the Channel Button, Built-in Mic with Echo Cancellation, and Multi-functional Button/Knob.
Maintenance
To ensure the longevity and optimal performance of your Scosche BTFM8, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the exterior of the device. Do not use liquid cleaners or aerosols.
- Storage: When not in use for extended periods, store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Handle the device with care. Avoid dropping it or subjecting it to strong impacts.
Troubleshooting
If you encounter issues with your BTFM8, refer to the following common problems and solutions:
| Problem | Solution |
|---|---|
| Static or Poor Audio Quality: |
|
| Bluetooth Disconnection: |
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| No Power/Not Charging: |
|
| Voice Assistant Not Responding: |
|
Specifications
| Feature | Detail |
|---|---|
| Model Number | BTFM8 |
| Connectivity Technology | Bluetooth |
| Power Source | Corded Electric (12V Car Socket) |
| Charging Ports | 1 x USB-C, 1 x USB-A (Dual 12W) |
| Special Features | Built-In Microphone, Fast Charging, Hands-Free Calls, Voice Command (Siri/Google Assistant) |
| Human Interface Input | Buttons, Dial, Microphone |
| Color | Black |
| Material | Plastic |
| Item Weight | 2.46 ounces |
| Package Dimensions | 6.69 x 3.7 x 1.5 inches |
Warranty and Support
The Scosche BTFM8 Bluetooth FM Transmitter comes with a 3-Year Limited Warranty, providing peace of mind regarding its quality and performance.
For technical support, warranty claims, or additional product information, please visit the official Scosche website or contact their customer service. You can also find more products and information at the Scosche Store on Amazon.







