Introduction
This manual provides detailed instructions for the operation and maintenance of your Supersonic SC-1198BT Vintage Retro Multi-Function Portable Bluetooth Speaker. Please read this manual thoroughly before using the product to ensure proper function and to maximize your listening experience.
Important Safety Information
Proposition 65 Warning: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Always follow basic safety precautions when using electrical appliances to reduce the risk of fire, electric shock, and personal injury. Keep the unit away from water, high temperatures, and direct sunlight. Do not attempt to disassemble or repair the unit yourself.
Package Contents
- Supersonic SC-1198BT Multi-Function Bluetooth Speaker
- Instruction Manual
- AC Power Cord
Product Overview and Controls
Familiarize yourself with the various parts and controls of your speaker.

Figure 1: Front view of the Supersonic SC-1198BT Multi-Function Bluetooth Speaker.

Figure 2: Detailed view of the control panel, showing the volume and tuning knobs, mode button, and playback buttons.

Figure 3: Side view of the Supersonic SC-1198BT speaker.
Control Panel Features:
- Volume Knob (OFF/MAX): Rotates to adjust audio volume. Turn fully counter-clockwise to power off the unit.
- Tuning Knob: Used to manually tune AM, FM, and SW radio frequencies.
- Mode Button: Press to cycle through available modes: Bluetooth (BT), AM, FM, SW, USB, and SD.
- Playback Controls (Previous, Play/Pause, Next): Used for media playback in Bluetooth, USB, and SD modes.
- USB Port: For connecting USB flash drives for audio playback.
- SD Card Slot: For inserting SD/Micro SD cards for audio playback.
- AM/FM/SW Frequency Display: Indicates the current radio frequency.
- Telescopic Antenna: Extend for improved radio reception.
Setup
Powering the Unit:
The SC-1198BT can be powered in three ways:
- AC Power: Connect the included AC power cord to the AC input on the back of the unit and then to a standard wall outlet. The internal rechargeable battery will also charge when connected to AC power.
- Internal Rechargeable Battery: The unit has a built-in rechargeable battery. Ensure it is charged before portable use.
- "D" Batteries: For extended portable use, insert 4x "D" size batteries (not included) into the battery compartment on the back of the unit, observing correct polarity.
To turn the unit on, rotate the Volume knob clockwise from the "OFF" position. To turn off, rotate the Volume knob fully counter-clockwise.
Operating Instructions
1. Bluetooth Mode:
- Turn on the speaker by rotating the Volume knob clockwise.
- Press the Mode button repeatedly until "BT" or "Bluetooth" is displayed (or indicated by an LED). A pairing tone will sound.
- Enable Bluetooth on your mobile device (smartphone, tablet, etc.).
- Search for available Bluetooth devices and select "SC-1198BT" from the list.
- Once paired, a confirmation tone will sound. You can now play audio from your device through the speaker.
- Use the playback controls on the speaker or your device to manage music.
2. AM/FM/SW Radio Mode:
- Turn on the speaker.
- Press the Mode button to select AM, FM, or SW radio band.
- Extend the telescopic antenna for optimal reception, especially for FM and SW.
- Rotate the Tuning Knob to scan for radio stations. The frequency will be displayed.
- Adjust the Volume Knob to your desired listening level.
Note: AM reception may be improved by rotating the entire unit for better signal alignment.
3. USB/SD Playback Mode:
- Turn on the speaker.
- Insert a USB flash drive into the USB port or an SD/Micro SD card into the SD card slot.
- Press the Mode button to select USB or SD mode. The unit will automatically begin playing compatible audio files (e.g., MP3).
- Use the playback controls (Previous, Play/Pause, Next) to navigate tracks.
Charging and Battery Information
The SC-1198BT features an internal rechargeable battery. To charge, connect the unit to an AC power outlet using the provided AC cord. The charging indicator light will illuminate. Once fully charged, the light may change color or turn off, depending on the unit's design.
For portable use without AC power, you can rely on the internal rechargeable battery or insert 4x "D" size batteries into the battery compartment. Ensure correct polarity when inserting "D" batteries.
Note: The unit also includes 1 CR5 battery, typically used for internal clock or memory backup, not for primary power.
Maintenance
- Cleaning: Wipe the unit with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Storage: If storing for an extended period, ensure the internal battery is partially charged and remove any "D" batteries to prevent leakage. Store in a cool, dry place.
- Antenna Care: Handle the telescopic antenna gently to prevent bending or breakage.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Unit is off; AC cord disconnected; internal battery depleted; "D" batteries dead or incorrectly inserted. | Rotate Volume knob clockwise; check AC connection; charge internal battery; replace "D" batteries, ensuring correct polarity. |
| No sound | Volume too low; incorrect mode selected; source device not playing. | Increase volume; press Mode button to select correct source; ensure source device is playing audio. |
| Bluetooth not pairing | Speaker not in BT mode; device Bluetooth off; speaker too far from device; previously paired device connected. | Select BT mode; enable Bluetooth on device; move device closer; disconnect from other devices. |
| Poor radio reception | Antenna not extended; weak signal; interference. | Extend telescopic antenna fully; reposition the unit; try tuning to a stronger station. |
| USB/SD not playing | Incorrect mode; unsupported file format; corrupted media. | Select USB/SD mode; ensure files are compatible (e.g., MP3); try a different USB drive or SD card. |
Specifications
| Model Number | SC-1198BT |
| Brand | Supersonic |
| Product Dimensions | 7.28 x 10.83 x 5.11 inches |
| Item Weight | 4.7 pounds |
| Connectivity Technology | Bluetooth |
| Tuner Technology | AM, FM, SW (3-Band Radio) |
| AM Frequency Range | 520-1620 KHz |
| FM Frequency Range | 87-108.0 MHz |
| SW Frequency Range | 5.9-18.0 MHz |
| Inputs | USB, SD/Micro SD |
| Power Source | AC/DC, Internal Rechargeable Battery, 4x "D" Batteries (not included) |
| Special Feature | Analog Volume Control, Telescopic Antenna |
Warranty and Support
For warranty information and technical support, please refer to the contact details provided with your purchase documentation or visit the official Supersonic website. Keep your proof of purchase for any warranty claims.





