Introduction
Thank you for purchasing the i.Sound ISound-6961 High-Performance Bluetooth Sound Bar and Speakerphone. This portable sound bar is designed to enhance your audio experience, whether you are at home or on the go. It offers versatile connectivity options including Bluetooth v5.0, 3.5mm analog input, microSD card playback, USB flash drive playback, and an integrated FM radio. Its compact design and rechargeable battery make it ideal for various environments, from enhancing TV sound to outdoor gatherings.

Figure 1: Front view of the i.Sound ISound-6961 High-Performance Bluetooth Sound Bar.
Key Features
- Bluetooth v5.0: For seamless wireless audio streaming from compatible devices such as phones, tablets, computers, and laptops.
- Integrated Microphone: Allows for hands-free phone calls when connected via Bluetooth.
- High-Efficiency Speakers: Dual magnet and high-efficiency speaker design for clear, high-quality sound output.
- Multiple Playback Options: Supports music playback from USB flash drives and microSD cards (up to 32 GB).
- FM Radio: Built-in FM tuner for listening to local radio stations.
- Portable Design: Compact 15-inch length with a 2,000 mAh internal rechargeable battery for up to 8 hours of playtime.
- Auxiliary Input: 3.5mm analog input for wired connection to TVs, PCs, phones, or tablets.
What's in the Box
Please check the package contents to ensure all items are present:
- i.Sound ISound-6961 High-Performance Sound Bar
- USB Charging Cable
- 3.5mm Audio Cable
- User Guide (this manual)
Controls and Connections
Familiarize yourself with the control buttons and connection ports located on the sound bar.

Figure 2: Side panel showing control buttons and connection ports.
- M (Mode) Button: Press to switch between Bluetooth, FM Radio, AUX, USB, and MicroSD modes.
- + (Volume Up / Next Track) Button: Short press to increase volume. Long press to skip to the next track (in Bluetooth/USB/MicroSD modes) or next station (in FM mode).
- Play/Pause Button: Press to play or pause audio. In FM mode, long press to auto-scan and save stations. In call mode, press to answer/end calls.
- - (Volume Down / Previous Track) Button: Short press to decrease volume. Long press to go to the previous track (in Bluetooth/USB/MicroSD modes) or previous station (in FM mode).
- Power Button: Long press to turn the sound bar on or off.
- AUX Input: 3.5mm jack for wired audio connection.
- TF (MicroSD) Card Slot: Insert a microSD card for audio playback.
- USB Port: Insert a USB flash drive for audio playback.
- DC5V (Micro USB) Charging Port: Connect the USB charging cable here.
Setup
Initial Charging
Before first use, fully charge the sound bar. Connect the included USB charging cable to the DC5V port on the sound bar and the other end to any standard USB power source (e.g., computer USB port, USB wall adapter). The charging indicator light will illuminate. A full charge takes approximately 3 hours.
Powering On/Off
To turn on the sound bar, long press the Power Button until you hear an audible prompt. To turn off, long press the Power Button again.
Operating Instructions
Bluetooth Mode
- Turn on the sound bar. It will automatically enter Bluetooth pairing mode, indicated by a flashing LED light.
- On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "ISound-6961" from the list of devices. Once paired, you will hear a confirmation tone, and the LED light will stop flashing.
- You can now play audio from your device through the sound bar. Use the + and - buttons for volume control, and long press them for track navigation. The Play/Pause button controls playback.
FM Radio Mode
- Press the M (Mode) Button repeatedly until you enter FM Radio mode.
- For the first use, or to rescan, long press the Play/Pause Button to initiate an automatic station scan. The sound bar will search for and save available FM stations.
- Once scanning is complete, use the long press of the + and - buttons to navigate between saved stations.
USB / MicroSD Card Playback
- Insert a USB flash drive into the USB Port or a microSD card into the TF Card Slot. Ensure the card is inserted correctly with the contacts facing down.
- The sound bar will automatically switch to the corresponding mode and begin playing audio files. If it does not, press the M (Mode) Button to select USB or TF mode.
- Use the + and - buttons for volume control, and long press them for track navigation. The Play/Pause button controls playback.
AUX Input Mode
- Connect one end of the included 3.5mm audio cable to the AUX Input on the sound bar.
- Connect the other end of the cable to the audio output jack of your external device (e.g., TV, PC, smartphone).
- Press the M (Mode) Button repeatedly until you enter AUX mode.
- Audio will now play from your external device through the sound bar. Volume can be controlled via the sound bar's + and - buttons or your connected device. Track control must be done from the connected device.

Figure 3: The sound bar can be used to enhance audio from a television or other devices.
Speakerphone Function
When the sound bar is connected to your smartphone via Bluetooth and a call comes in:
- Press the Play/Pause Button to answer the incoming call.
- Speak into the integrated microphone on the sound bar.
- Press the Play/Pause Button again to end the call.
Charging the Sound Bar
The i.Sound ISound-6961 features a built-in 2,000 mAh rechargeable battery, providing up to 8 hours of playtime on a full charge. When the battery is low, the sound bar will indicate this, and you should recharge it promptly.
- Connect the small end of the USB charging cable to the DC5V (Micro USB) Charging Port on the sound bar.
- Connect the standard USB end of the cable to a powered USB port (e.g., computer, USB wall adapter, power bank).
- The charging indicator light will illuminate during charging.
- Charging typically takes approximately 3 hours for a full charge. The indicator light will change or turn off once charging is complete (behavior may vary slightly by unit).
Maintenance
- Keep the sound bar away from extreme temperatures, direct sunlight, and moisture.
- Clean the sound bar with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid dropping or subjecting the sound bar to strong impacts.
- Do not attempt to disassemble or repair the unit yourself, as this will void the warranty.
- When not in use for extended periods, store the sound bar in a cool, dry place and recharge it periodically to maintain battery health.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Battery is depleted. | Charge the sound bar fully. |
| No sound | Volume is too low or muted. Incorrect mode selected. Device not paired (Bluetooth). Cable not connected (AUX). | Increase volume on sound bar and connected device. Press 'M' button to select correct mode. Re-pair Bluetooth device. Check 3.5mm cable connection. |
| Bluetooth pairing fails | Sound bar not in pairing mode. Device too far. Interference. | Ensure sound bar is in Bluetooth mode and LED is flashing. Move device closer to sound bar. Turn off other Bluetooth devices. |
| FM radio static/poor reception | Weak signal. Interference. | Relocate the sound bar to an area with better reception. Re-scan for stations. |
| USB/MicroSD playback not working | Incorrect file format. Card/drive not inserted correctly. Corrupted files. | Ensure audio files are in a supported format (e.g., MP3). Reinsert the card/drive. Try a different card/drive or files. |
Specifications

Figure 4: Dimensions of the i.Sound ISound-6961 Sound Bar.
- Model Name: ISOUND-6961
- Speaker Type: Soundbar
- Connectivity Technology: Bluetooth v5.0, Auxiliary (3.5mm)
- Special Features: Built-in Microphone, FM Radio, USB Playback, MicroSD Card Reader
- Compatible Devices: Smartphone, Tablet, Desktop, Television, Laptop
- Color: Black
- Product Dimensions (D x W x H): 2.5" x 15" x 2.5"
- Item Weight: 1.5 Pounds (approx. 0.68 kg)
- Battery Type: 1 Lithium Ion (included)
- Battery Capacity: 2000 mAh
- Battery Life: Up to 8 Hours
- Charging Time: Approximately 3 Hours
- Speaker Maximum Output Power: 10 Watts
- Bluetooth Range: Up to 100 Meters (328 feet)
- MicroSD Card Support: Up to 32 GB
- Water Resistance Level: Not Water Resistant
Warranty and Support
The i.Sound ISound-6961 Sound Bar comes with a Limited Warranty. For specific details regarding warranty coverage, duration, and terms, please refer to the warranty card included in your product packaging or visit the official iSound website.
For technical support, troubleshooting assistance, or warranty claims, please contact iSound customer service through their official channels. Keep your purchase receipt as proof of purchase for warranty validation.







