1. Introduction
Thank you for choosing the Tronsmart Halo 300 Portable Party Speaker. This manual provides essential information for the safe and optimal use of your speaker. Please read it thoroughly before operation and retain it for future reference.
The Tronsmart Halo 300 is a high-performance portable party speaker designed to deliver powerful and immersive sound. Key features include a 240W output, 270° wider soundstage, up to 20 hours of playtime, IPX4 splash resistance, dynamic LED lights, and versatile input options for microphones, guitars, and XLR devices.

Image: The Tronsmart Halo 300 speaker providing entertainment in an outdoor environment.
2. Safety Information
- Do not expose the speaker to extreme temperatures, direct sunlight, or open flames.
- Avoid dropping or subjecting the speaker to strong impacts.
- The speaker has an IPX4 rating, meaning it is resistant to splashing water from any direction. Do not submerge the speaker in water or expose it to heavy rain.
- Keep the speaker away from medical devices, as it contains magnets.
- Do not attempt to disassemble, repair, or modify the speaker. Contact qualified service personnel for any repairs.
- Use only the charging cable provided or a certified equivalent.
- Ensure proper ventilation when charging and operating the speaker.
- Do not block the speaker grilles or vents.
3. Package Contents
Please check the package contents upon unboxing:
- Tronsmart Halo 300 Speaker
- Charging Cable (AC Power Cable)
- User Manual
- Warranty Card (if applicable)
4. Product Overview
The Tronsmart Halo 300 features a robust design with intuitive controls and multiple input options. Familiarize yourself with the speaker's layout:

Image: The Tronsmart Halo 300 speaker being used with a microphone and guitar, highlighting its versatile input options.
Control Panel
The top panel of the speaker houses various controls for power, volume, playback, input selection, and light effects. Refer to the diagram in your printed manual for specific button functions.
Input/Output Ports
- Microphone Input: Connect a wired microphone for karaoke or announcements.
- Guitar Input: Connect an electric guitar.
- XLR Input: For professional audio equipment like mixers.
- AUX Input: Connect external audio devices via a 3.5mm audio cable.
- USB-A Port: For playing music from a USB drive or charging external devices.
- Charging Port: For connecting the AC power cable.
5. Setup
5.1 Charging the Speaker
- Connect the AC power cable to the speaker's charging port.
- Plug the other end of the cable into a power outlet.
- The charging indicator light will illuminate. Allow approximately 4-5 hours for a full charge.
- Disconnect the cable once fully charged to preserve battery life.
5.2 Power On/Off
- Power On: Press and hold the Power button for 2-3 seconds until the indicator lights up and you hear a prompt.
- Power Off: Press and hold the Power button for 2-3 seconds until the indicator turns off.
5.3 Bluetooth Pairing
- Turn on the Tronsmart Halo 300 speaker. It will automatically enter Bluetooth pairing mode, indicated by a flashing blue LED.
- Enable Bluetooth on your device (smartphone, tablet, etc.).
- Search for "Tronsmart Halo 300" in your device's Bluetooth list and select it to connect.
- Once connected, the Bluetooth indicator will remain solid blue, and you will hear a confirmation tone.
5.4 True Wireless Stereo (TWS) Pairing
To achieve a stereo sound experience, you can pair two Tronsmart Halo 300 speakers together:

Image: Two Tronsmart Halo 300 speakers operating together in a True Wireless Stereo setup.
- Ensure both Halo 300 speakers are powered on and not connected to any other Bluetooth device.
- On one speaker (this will be the primary speaker), press the TWS button. The TWS indicator will flash.
- The primary speaker will automatically search for the secondary speaker.
- Once paired, both speakers will emit a confirmation tone, and the TWS indicator on both speakers will remain solid.
- Connect your device to the primary speaker via Bluetooth as described in section 5.3.
6. Operating the Speaker
6.1 Basic Playback Controls
- Play/Pause: Press the Play/Pause button to start or stop music playback.
- Volume Up/Down: Rotate the volume knob or press the Volume +/- buttons to adjust the volume.
- Next Track: Press the Next Track button.
- Previous Track: Press the Previous Track button.
6.2 Switching Input Modes
Press the Mode button to cycle through available input sources: Bluetooth, AUX, USB, Microphone, Guitar, XLR.
6.3 LED Light Modes
The Halo 300 features dynamic LED lights. Press the Light button to cycle through different light effects or to turn them off.

Image: The Tronsmart Halo 300 speaker showcasing its synchronized LED light show.
6.4 Using Microphone, Guitar, and XLR Inputs
- Connect your microphone, guitar, or XLR device to the corresponding input port on the speaker.
- Select the appropriate input mode using the Mode button.
- Adjust the volume for the connected instrument/microphone using its dedicated volume knob (if available) or the main volume control on the speaker.
7. Maintenance
7.1 Cleaning
- Wipe the speaker with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Ensure all ports are dry before charging or connecting other devices.
7.2 Storage
- Store the speaker in a cool, dry place away from direct sunlight and extreme temperatures.
- For long-term storage, charge the battery to approximately 50% every three months to maintain battery health.
7.3 Portability
The Tronsmart Halo 300 is designed for easy transport with sturdy wheels and a retractable handle.

Image: The Tronsmart Halo 300 speaker being transported using its built-in wheels and retractable handle.
8. Troubleshooting
- Speaker does not power on: Ensure the battery is charged. Connect the speaker to a power outlet and try again.
- Cannot pair via Bluetooth: Make sure the speaker is in pairing mode (flashing blue LED). Disable and re-enable Bluetooth on your device. Ensure no other devices are connected to the speaker.
- No sound: Check the volume level on both the speaker and your connected device. Ensure the correct input mode is selected.
- Sound distortion: Reduce the volume on both the speaker and your device. Ensure the audio source is not distorted.
- TWS pairing fails: Ensure both speakers are powered on and not connected to any other Bluetooth device. Try resetting both speakers and repeating the TWS pairing process.
9. Specifications
| Feature | Specification |
|---|---|
| Model | Halo 300 |
| Brand | Tronsmart |
| Speaker Maximum Output Power | 240 Watts |
| Speaker Size | 8 Inches (Woofers) |
| Audio Output Mode | Stereo |
| Frequency Response | 2000 Hz (as per provided data, typically a range is given) |
| Playtime | Up to 20 hours (at 50% volume) |
| Water Resistance Rating | IPX4 |
| Product Dimensions | 15.98 x 14.29 x 29.65 inches |
| Item Weight | 34.9 pounds |
| Battery Type | Nonstandard Battery (1 required) |
| Inputs | Microphone, Guitar, XLR, AUX, USB-A |

Image: Illustration of the Tronsmart Halo 300's 3-way sound system with dual 8-inch woofers.
10. Warranty and Support
The Tronsmart Halo 300 Portable Party Speaker comes with a standard manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions, including the warranty period and coverage details.
For technical support, troubleshooting assistance, or warranty claims, please contact Tronsmart customer service through their official website or the contact information provided on your warranty card.
You can visit the official Tronsmart store for more information: Tronsmart Store on Amazon





