1. Introduction
Thank you for choosing the ACwO CARNIwAL 212 Portable Bluetooth Speaker. This manual provides essential information for the safe and efficient use of your device. Please read it carefully before operation and retain it for future reference.

The ACwO CARNIwAL 212 speaker features a powerful 16W RMS output and dual diaphragm design for enhanced audio clarity and deep bass.
2. Package Contents
Ensure all items are present in the package:
- 1 x ACwO CARNIwAL 212 Wireless Speaker
- 1 x Charging Cable
- 1 x Scan Me Card (for warranty registration/support)
3. Product Features
The ACwO CARNIwAL 212 offers a range of features designed for an optimal audio experience:
- 16W RMS Output: Dual speakers provide powerful and clear stereo sound.
- 10-Hour Music Playtime: Enjoy extended audio playback on a single charge.
- TWS Function: Pair two CARNIwAL 212 units for an immersive stereo experience.
- Bluetooth 5.0: Ensures stable and fast wireless connectivity.
- Multi-Device Compatibility: Connects to smart TVs, smartphones, tablets, and laptops.
- Multiport Connectivity: Supports AUX, USB, and TF card inputs.
- Built-in FM Radio: Access your favorite radio stations.
- Hands-Free Assistance: Compatible with voice assistants like Siri and Google Assistant.

This image highlights key features of the CARNIwAL 212, including up to 10 hours of music playtime, deep bass, a built-in equalizer for sound customization, 16-watt output, and versatile multiport connectivity options.
4. Controls and Ports
Familiarize yourself with the speaker's controls and connection options:

The side panel of the CARNIwAL 212 speaker, illustrating the power switch, AUX input, USB port, TF card slot, and Type-C charging port for various connection methods.
- OFF/ON Switch: Powers the speaker on or off.
- AUX Port: For wired audio connection using a 3.5mm audio cable.
- USB Port: For playing audio from a USB flash drive.
- TF Card Slot: For playing audio from a MicroSD (TF) card.
- Type-C Port: For charging the speaker.
- Control Buttons (Top Panel): Typically include Play/Pause, Volume Up/Next Track, Volume Down/Previous Track, and Mode selection.
5. Setup
5.1. Charging the Speaker
- Connect the provided Type-C charging cable to the speaker's Type-C port.
- Connect the other end of the cable to a USB power adapter (not included) or a computer's USB port.
- The charging indicator light will illuminate. It will turn off or change color once fully charged (approximately 1.5 hours).
5.2. Powering On/Off
- To power on, slide the OFF/ON switch to the 'ON' position. You will hear an audible prompt.
- To power off, slide the OFF/ON switch to the 'OFF' position.
5.3. Bluetooth Pairing
- Ensure the speaker is powered on and in Bluetooth mode (indicated by a flashing LED). If not, press the 'Mode' button to switch to Bluetooth mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "ACwO CARNIwAL 212" from the list of devices.
- Once paired, the speaker will indicate a successful connection, and the LED will stop flashing.
5.4. TWS (True Wireless Stereo) Pairing
To achieve a wider stereo sound, you can pair two ACwO CARNIwAL 212 speakers:

This image demonstrates the True Wireless Stereo (TWS) function, allowing two CARNIwAL 212 units to be paired for a wider and more immersive stereo sound.
- Ensure both CARNIwAL 212 speakers are powered on and in Bluetooth pairing mode (LED flashing).
- On one of the speakers (this will be the primary speaker), long-press the TWS button (or a designated button, refer to your speaker's specific button layout if different).
- The speakers will attempt to connect to each other. Once connected, you will hear an audible confirmation, and the LED on the primary speaker will flash slowly, while the secondary speaker's LED will be solid.
- Now, connect your device to the primary speaker via Bluetooth as described in section 5.3.
5.5. Other Connectivity Options
- AUX Input: Connect a 3.5mm audio cable from your device's headphone jack to the speaker's AUX port. The speaker will automatically switch to AUX mode or require a press of the 'Mode' button.
- USB/TF Card Playback: Insert a USB flash drive or TF card into the respective port. The speaker will automatically detect and play audio files. Use the control buttons to navigate tracks.
6. Operating Instructions
6.1. Basic Playback
- Play/Pause: Press the Play/Pause button to start or pause playback.
- Volume Control: Press and hold the Volume Up (+) or Volume Down (-) buttons to adjust the volume.
- Next/Previous Track: Short press the Volume Up (+) button for the next track, and the Volume Down (-) button for the previous track.
- Mode Switching: Press the 'Mode' button to cycle through Bluetooth, AUX, USB, TF Card, and FM Radio modes.
6.2. FM Radio Operation

The CARNIwAL 212 includes a built-in FM Radio, enabling users to enjoy their favorite stations with high-quality sound.
- Switch the speaker to FM Radio mode using the 'Mode' button.
- Press the Play/Pause button once to automatically scan and save available FM stations.
- Use the Volume Up (+) and Volume Down (-) buttons to navigate between saved stations.
6.3. Voice Assistant

The CARNIwAL 212 supports hands-free voice assistance (e.g., 'Hey Siri' or 'Ok Google') when connected to a compatible device via Bluetooth or AUX.
When connected to a smartphone via Bluetooth or AUX, you can activate your device's voice assistant (e.g., Siri, Google Assistant) by pressing a dedicated voice assistant button on the speaker (if available) or by using the voice command on your connected device.
7. Maintenance
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid exposing the speaker to extreme temperatures, direct sunlight, or high humidity.
- Do not immerse the speaker in water.
- Store the speaker in a cool, dry place when not in use for extended periods.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on | Low battery; Power switch is OFF | Charge the speaker; Slide the power switch to 'ON' |
| Cannot pair via Bluetooth | Speaker not in pairing mode; Device Bluetooth is off; Speaker too far from device | Ensure speaker LED is flashing; Enable Bluetooth on your device; Move speaker closer to device (within 10 meters) |
| No sound | Volume too low; Incorrect mode selected; Device not playing audio | Increase speaker and device volume; Press 'Mode' button to select correct input; Ensure audio is playing on your device |
| TWS pairing fails | Speakers too far apart; One speaker already connected to a device | Ensure speakers are close; Disconnect any existing Bluetooth connections before TWS pairing |
| FM radio reception is poor | Weak signal; Environmental interference | Move the speaker to a different location; Try rescanning stations |
9. Specifications
| Brand | ACwO |
| Model Number | CARNIwAL 212 |
| Speaker Maximum Output Power | 16 Watts RMS |
| Connectivity Technology | Bluetooth 5.0 |
| Audio Output Mode | Stereo |
| Battery Average Life | 10 Hours (at 60% volume) |
| Battery Charge Time | 1.5 Hours |
| Bluetooth Range | 10 Metres |
| Control Method | Touch Buttons |
| Item Dimensions (D x W x H) | 6.8D x 7W x 37.3H Centimeters |
| Item Weight | 450 Grams |
| Enclosure Material | Polycarbonate (PC) |
| Audio Driver Size | 50 Millimetres |
| Power Source | Battery Powered |
| Number of Audio Channels | 2.1 |
10. Warranty and Support
ACwO provides comprehensive warranty and support for your CARNIwAL 212 speaker:
- Warranty Coverage: An impressive 365 days of warranty coverage from the date of purchase.
- Service Centers: A vast network of service centers across India ensures prompt support.
- Contact Information:
- Mobile Number: 91-93204 20001
- Email ID: help@acwo.com
- Availability: Monday to Friday, 10:30 AM to 6 PM.
- Our customer support team is available via call, email, or WhatsApp for any assistance you may need.