Introduction
Thank you for purchasing the SanSui F22 Multimedia Radio Wireless Bluetooth Speaker. This portable device offers a versatile audio experience with FM radio, Bluetooth connectivity, and playback options via TF card and USB drive. Designed for ease of use and portability, it's perfect for outdoor activities, camping, or home use. Please read this manual carefully to ensure proper operation and to get the most out of your speaker.
Safety Information
- Do not expose the device to extreme temperatures, direct sunlight, or high humidity.
- Keep the device away from water and other liquids.
- Do not attempt to disassemble or repair the device yourself. Refer all servicing to qualified personnel.
- Use only the specified charging cable and power input (DC 5V/1A).
- Keep out of reach of children.
- Avoid listening at high volume levels for extended periods to prevent hearing damage.
Package Contents
Please check the box for the following items:
- SanSui F22 Main Unit
- Type-C Charging Cable
- 800mAh/3.7V Removable Lithium Battery
- Lanyard
- Instruction Manual
- Warranty Card
- Certificate
Product Overview
The SanSui F22 is a compact and feature-rich multimedia speaker. Its user-friendly design includes illuminated buttons and a clear LED display.




Setup
- Insert Battery: Open the battery compartment and insert the provided 800mAh/3.7V lithium battery. Ensure correct polarity.
- Charge Battery: Connect the Type-C charging cable to the speaker's charging port and a DC 5V/1A power source (e.g., a USB wall adapter or computer USB port). The LED display will indicate charging status. A full charge provides over 8 hours of endurance.
- Power On: Press and hold the power button (usually marked with a power icon) to turn on the speaker.
- Attach Lanyard: If desired, attach the lanyard to the designated loop for convenient carrying.

Operating Instructions
General Controls
- Power Button: Press and hold to turn on/off. Short press to switch modes (FM, Bluetooth, TF, USB).
- Volume Control: Use the wheel-type volume adjustment knob (usually marked [-VOL+]) to increase or decrease the volume.
- Numeric Keypad (0-9): Used for direct frequency input in FM mode or direct song selection in TF/USB playback mode.
- Play/Pause Button: Controls playback.
- Previous/Next Track Buttons: Skips between tracks or radio stations.
- Record Button: Initiates recording (see Recording section).
- Delete Button: Deletes recorded files.
FM Radio
The F22 features a 360-degree rotating rod antenna for enhanced FM signal reception.
- Enter FM Mode: Short press the Power/Mode button until 'FM' appears on the display.
- Automatic Scan: Press and hold the Play/Pause button to initiate an automatic scan for available radio stations. The speaker will save them automatically.
- Manual Tuning/Selection: Use the Previous/Next Track buttons to navigate through saved stations. Alternatively, use the numeric keypad to directly input a frequency (e.g., for 90.5 MHz, input '905'). The FM frequency range supported is 70-108MHz, including campus radio.


Bluetooth Playback
The speaker supports Bluetooth 5.0 for stable, long-distance wireless connection.
- Enter Bluetooth Mode: Short press the Power/Mode button until 'BLUE' or a Bluetooth icon appears on the display. The speaker will enter pairing mode.
- Pairing: On your mobile device, enable Bluetooth and search for 'F22'. Select it to pair. Once paired, the speaker will emit a confirmation sound.
- Playback: Start playing music on your connected device. The speaker will play the audio wirelessly.

TF Card / USB Playback
The F22 supports lossless music playback from TF cards and USB drives.
- Insert Media: Insert a TF card into the TF card slot or a USB drive into the USB port. The speaker will automatically switch to the corresponding playback mode.
- Playback: Music files (MP3 format supported) will begin playing automatically.
- Song Selection: Use the Previous/Next Track buttons to skip songs. For direct song selection, use the numeric keypad to enter the track number.


Recording Function
The speaker supports one-button recording.
- Start Recording: In U disk or TF card music playback mode, long press the 'Record' button to start recording.
- Stop Recording: Short press the 'Record' button again to stop and save the recording.
- Delete Recording: Use the 'Delete' button to remove unwanted recorded files.

Headset Function
Connect a 3.5mm wired headset to the dedicated jack for private listening.

Maintenance
- Cleaning: Use a soft, dry cloth to clean the speaker's surface. Do not use abrasive cleaners or solvents.
- Storage: When not in use for extended periods, store the speaker in a cool, dry place.
- Battery Care: If the battery is removable, ensure it is charged periodically even when not in use to maintain its lifespan.
- Antenna: Handle the rotating rod antenna gently to avoid damage.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on | Low battery or no battery inserted. | Charge the battery or ensure it is correctly inserted. |
| No sound | Volume too low; incorrect mode; media not playing. | Increase volume; switch to correct mode (FM, BT, TF, USB); ensure media is playing. |
| Poor FM reception | Antenna not extended; weak signal area. | Fully extend the rod antenna; try moving to a different location. |
| Bluetooth not connecting | Speaker not in pairing mode; device Bluetooth off; too far from device. | Ensure speaker is in Bluetooth mode; enable Bluetooth on your device; move closer to the speaker (within 10-20m). |
| TF card/USB not playing | Incorrect file format; card/drive not inserted correctly; corrupted files. | Ensure files are MP3 format; reinsert card/drive; try a different card/drive. |
Specifications

| Feature | Specification |
|---|---|
| Model | F22 |
| Speaker Configuration | 1.5-inch Dual Magnetic Horn |
| Rated Power | 3W |
| Frequency Response | 100Hz-18KHz |
| Bluetooth Version | 5.0 |
| Battery Capacity | 800mAh/3.7V Lithium Battery (Removable) |
| Input Power | DC 5V/1A |
| Body Size (L*W*H) | 107mm * 29.6mm * 63mm |
| Net Weight | 150g |
| Maximum Wireless Range | 10m-20m |
| Sound Mode | 3D Surround Sound Mode |
| Playback Functions | FM Radio, Bluetooth, TF Card, USB Drive, MP3 |
| Other Functions | Digital Song Selection, Lossless Music Playback, Full Mode Recording, One-Key Deletion, Pause, Single Cycle Playback, Headphone Jack, Illuminated Buttons, LED Screen Display |
| Waterproof | No |
| Built-in Microphone | Yes |
| Certification | CE |
User Tips
- Maximize FM Reception: Always fully extend the telescopic antenna for the best possible FM radio signal, especially in areas with weaker reception.
- Battery Life: To prolong battery life, avoid completely draining the battery frequently. Charge it regularly.
- Outdoor Use: While portable, remember the speaker is not waterproof. Protect it from rain and excessive moisture during outdoor activities.
- Quick Song Access: Utilize the numeric keypad for quick access to specific radio frequencies or track numbers on your TF card/USB drive.
- Recording Quality: For clearer recordings, ensure the microphone is unobstructed and record in a quiet environment.
Warranty and Support
The SanSui F22 speaker comes with a standard manufacturer's warranty. Please refer to the included warranty card for specific terms and conditions. For technical support, troubleshooting assistance, or warranty claims, please contact the seller or manufacturer directly. Keep your purchase receipt as proof of purchase.