Introduction
Thank you for purchasing the Bytech Bluetooth Barrel Speaker. This manual provides essential information for setting up, operating, and maintaining your speaker to ensure optimal performance and longevity. Please read this manual thoroughly before using the product.

Figure 1: The Bytech Bluetooth Barrel Speaker shown in its retail packaging, highlighting its compact design and wireless capabilities.
Setup
1. Unpacking
Carefully remove all components from the packaging. Ensure the following items are present:
- Bytech Bluetooth Barrel Speaker
- Charging Cable (USB)
- User Manual (this document)
2. Charging the Speaker
Before first use, fully charge the speaker. Connect the provided USB charging cable to the speaker's charging port and the other end to a USB power adapter (not included) or a computer's USB port. The charging indicator light will illuminate during charging and turn off or change color when fully charged.
3. Powering On/Off
To power on the speaker, press and hold the Power button for approximately 3 seconds. You will hear an audible prompt indicating the speaker is on. To power off, press and hold the Power button again for 3 seconds.
Operating Instructions
1. Bluetooth Pairing
- Ensure the speaker is powered on and in Bluetooth pairing mode. The Bluetooth indicator light will typically flash rapidly.
- On your mobile device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "Bytech Barrel Speaker" (or similar name) from the list of found devices.
- Once paired, the Bluetooth indicator light on the speaker will become solid, and you will hear a confirmation tone.
- The speaker will automatically connect to the last paired device when powered on, if the device's Bluetooth is active and within range.
2. Audio Playback
After successful pairing, you can play audio from your connected device. Use the controls on your device or the speaker's integrated controls for playback functions.
- Play/Pause: Press the Play/Pause button once to toggle playback.
- Volume Up/Down: Press the Volume + button to increase volume, and Volume - button to decrease volume.
- Next/Previous Track: Press and hold the Volume + button for next track, and Volume - button for previous track (functionality may vary by device).
Maintenance
1. Cleaning
Wipe the speaker's exterior with a soft, dry cloth. Do not use abrasive cleaners, waxes, or solvents as they may damage the finish. Avoid exposing the speaker to excessive moisture.
2. Storage
When not in use for extended periods, store the speaker in a cool, dry place away from direct sunlight and extreme temperatures. It is recommended to charge the battery periodically (e.g., every 3 months) to maintain battery health.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Battery is depleted. | Charge the speaker fully. |
| No sound from speaker. | Volume is too low or muted. Device not paired. | Increase volume on speaker and connected device. Ensure speaker is paired correctly. |
| Cannot pair with Bluetooth device. | Speaker not in pairing mode. Device too far. Interference. | Ensure speaker is in pairing mode. Move device closer to speaker. Turn off other Bluetooth devices. |
| Poor audio quality. | Device too far. Obstructions. Low battery. | Move device closer. Remove obstructions. Charge speaker. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | BYTECH BLUETOOTH BARREL SPEAKER |
| Model Number | BYAUBS162BK |
| Brand | Bytech |
| Connectivity Technology | Bluetooth |
| Connectivity Protocol | Bluetooth |
| Speaker Type | Subwoofer |
| Special Feature | Portable |
| Compatible Devices | Home Theater (Note: Primarily designed for Bluetooth audio from mobile devices) |
| Controller Type | Battery Powered |
| Color | Black |
| Product Dimensions (D x W x H) | 1"D x 1"W x 1"H |
| Item Weight | 450 Grams (15.9 ounces) |
| Is Waterproof | False |
| Number of Items | 1 |
| Power Source | Battery Powered |
| Speaker Maximum Output Power | 5 Watts |
| Mounting Type | Freestanding |
| UPC | 805112046935 |
| Manufacturer | Bytech |
| First Available Date | November 7, 2019 |
Warranty and Support
Bytech products are manufactured to high quality standards. For information regarding warranty coverage, please refer to the warranty card included with your product or visit the official Bytech website. For technical support or customer service inquiries, please contact Bytech customer support through their official channels.
Please retain your proof of purchase for warranty purposes.





