Introduction
This user manual provides detailed instructions for the operation and maintenance of your Soufyuane T11 Wireless Bluetooth FM Transmitter. Please read this manual carefully before using the device to ensure proper functionality and safety.
The T11 is a versatile car kit designed to enhance your in-car audio experience. It features Bluetooth connectivity for hands-free calling and music streaming, an FM transmitter to broadcast audio to your car radio, dual USB ports for charging and media playback, and support for various audio sources.
Product Overview
Familiarize yourself with the components and features of your T11 FM Transmitter.

Image: T11 Wireless Bluetooth FM Transmitter with numbered components.
- Screen
- USB Flash Drive Port
- USB Charging Port (2.1A)
- AUX input/output Port
- TF Card Slot
- Pause/Play/Answer/Reject/Redial Button (Rotate for volume adjustment)
- Frequency Button (CH)
- Forward Button
- Mode Button (M)
- Backward Button
This diagram illustrates the various parts of the T11 FM Transmitter, including its screen, USB ports, card slots, and control buttons, each labeled for easy identification.

Image: Close-up of the T11's 1.44-inch large screen displaying different modes: Incoming Call, Music Play, and Voltage Display. This screen provides essential information at a glance.
Setup and Installation
Power Connection: Plug the T11 FM Transmitter into your car's cigarette lighter socket (12V/24V compatible).

Image: The T11 device inserted into a car's power outlet, ready for operation.
FM Frequency Matching:
- Tune your car's FM radio to a blank station between 87.5MHz and 108.0MHz.
- Adjust the T11 FM Transmitter to the same frequency as your car's FM radio. Use the 'CH' button to enter frequency adjustment mode, then rotate the multi-function knob or use the forward/backward buttons to change the frequency.

Image: Visual guide demonstrating how to select the correct FM frequency on both the car radio and the T11 transmitter for optimal connection.
Bluetooth Pairing:
- Turn on the Bluetooth function on your smartphone or other smart device.
- Search for available Bluetooth devices and select "T11" to pair. The device will confirm successful pairing.
Video: This video demonstrates the initial setup process, including plugging the transmitter into the car socket, turning on Bluetooth on a smart device, searching for "T11", and pairing the device. It also shows how to match the FM frequency between the transmitter and the car radio.
Operating Instructions
Music Playback
The T11 supports multiple music playback sources:
- Bluetooth Play: Once paired, music from your smartphone will automatically play through the T11 and broadcast to your car's FM radio.
- TF Card Play: Insert a TF (micro SD) card into the TF Card Slot (5). The device will automatically detect and play music files from the card.
- USB Flash Drive Play: Insert a USB flash drive into the USB Flash Drive Port (2). The device will automatically detect and play music files from the drive.
- AUX Play: Connect an external audio device via the AUX input/output Port (4) using a 3.5mm audio cable.

Image: This image illustrates the four primary methods of playing music through the T11: Bluetooth streaming from a phone, direct playback from a TF card, USB flash drive, or via an AUX cable connection.
To switch between playback modes (Bluetooth, TF Card, USB, AUX), press the 'M' (Mode) button (9).
Use the Forward (8) and Backward (10) buttons to navigate tracks. Rotate the multi-function knob (6) to adjust the volume.
Hands-Free Calling
The T11 supports Bluetooth hands-free phone calling via its built-in microphone.
- Answer/End Call: Press the multi-function knob (6) once to answer an incoming call or end an ongoing call.
- Reject Call: Press and hold the multi-function knob (6) to reject an incoming call.
- Redial: Double-press the multi-function knob (6) to redial the last number.

Image: A visual representation of the hands-free calling feature, showing the T11 connected to a smartphone with an incoming call, highlighting the central button for call management.
Voice Navigation
Once connected to your smart device via Bluetooth, the T11 can broadcast voice navigation prompts from your phone's navigation app through your car's speakers.

Image: This image shows the T11 facilitating voice navigation, with a smartphone displaying a map and the sound waves indicating audio transmission through the device.
Charging Devices
The T11 features dual USB ports. One port (USB Charging Port, 3) is dedicated for charging your mobile devices with a maximum output of 2.1A. The other port (USB Flash Drive Port, 2) is primarily for USB flash drive playback but can also provide charging.

Image: A smartphone connected to one of the T11's USB ports, illustrating the device's capability to charge external devices while in use.
Key Features
- Bluetooth Hands-Free Calling: Built-in microphone for safe and convenient phone calls.
- CVC Technology: Noise and wind suppressed by CVC technology for full duplex sound quality.
- A2DP Function: Supports A2DP for direct music playback from mobile phones.
- Auto Pairing: Automatically pairs with previously connected devices upon power-on.
- Folder Playback: Supports playing music from organized folders on media storage.
- Dual USB Ports: One for charging (2.1A max), one for USB flash drive.
- TF Card Slot: Supports micro SD card for music playback.
- AUX Port: For external audio input/output.
- 1.44-inch LCD Screen: Displays FM frequency, song names, incoming phone numbers, volume, and car battery voltage.

Image: This image emphasizes the compact dimensions of the T11 FM Transmitter and visually lists its key functionalities, including voice prompt, dual USB, A2DP support, CVC noise cancellation, and hands-free calling.
Specifications
| Feature | Detail |
|---|---|
| Model Number | T11 (31.01) |
| Brand | Soufyuane |
| Connectivity Technology | Bluetooth, Auxiliary, USB |
| Power Source | Corded Electric (Car Cigarette Socket) |
| Input Voltage | 12V / 24V Compatible |
| USB Charging Output | DC 5V 2.1A Max |
| Special Feature | Dual USB Ports, Hands-Free Calling, FM Transmitter, MP3 Player |
| Screen Size | 1.44-inch LCD |
| Item Weight | 3.2 ounces (0.09 Kilograms) |
| Package Dimensions | 4.7 x 2.7 x 2.2 inches |

Image: This image provides a detailed view of the T11 FM Transmitter's physical dimensions and its retail packaging, including the user manual and charging cable.
Troubleshooting
- No Sound or Static Interference:
- Ensure the FM frequency on the T11 matches your car radio's frequency exactly.
- Try changing to a different, unused FM frequency on both the T11 and your car radio. Avoid frequencies used by strong local radio stations.
- Check the volume levels on both the T11 and your car radio.
- Ensure the T11 is securely plugged into the car's cigarette lighter socket.
- Bluetooth Connection Issues:
- Make sure Bluetooth is enabled on your smart device.
- Forget "T11" from your device's Bluetooth settings and try pairing again.
- Ensure the T11 is powered on and within range of your device.
- Restart both the T11 (by unplugging and replugging) and your smart device.
- USB/TF Card Playback Not Working:
- Ensure the USB flash drive or TF card is inserted correctly and fully into the respective port.
- Check that the music files are in a supported format (e.g., MP3, WMA, WAV, FLAC).
- Try a different USB flash drive or TF card to rule out media corruption.
- Press the 'M' (Mode) button to ensure the correct playback mode is selected.
Care and Maintenance
- Keep the device dry. Do not expose it to moisture or extreme temperatures.
- Clean the device with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
- Avoid dropping or subjecting the device to strong impacts.
- Store the device in a cool, dry place when not in use for extended periods.
Warranty and Support
For warranty information and technical support, please refer to the contact details provided with your product packaging or visit the official Soufyuane website.
Please retain your purchase receipt as proof of purchase for any warranty claims.





