1. Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your ULTIMEA Poseidon D60 5.1 Sound Bar with Dolby Atmos and Wireless Subwoofer. Please read this manual thoroughly before using the product to ensure proper functionality and safety. Keep this manual for future reference.
2. What's in the Box
Carefully unpack all components and ensure all items are present before discarding packaging materials.
- Soundbar
- Wireless Subwoofer
- Surround Speakers (x2)
- Remote Control
- Power Adapter
- Digital Optical Cable
- Stereo 3.5mm to RCA Audio Cable
- eARC HDMI Cable
- Stereo RCA to RCA Cable (6m) for surround speakers
- Wall Mounted Kit (x8)
- Wall Bracket (x4)
- Mounting Screw on Speakers (x4)
- User Manual

Image: All components included in the ULTIMEA Poseidon D60 package.
3. Setup
3.1 Connecting Surround Speakers to Subwoofer
The two wired surround speakers connect to the wireless subwoofer. Ensure proper polarity for optimal sound.
- Locate the Stereo RCA to RCA Cable (6m).
- Connect the white RCA plug to the white input on the subwoofer and the corresponding white input on one surround speaker.
- Connect the red RCA plug to the red input on the subwoofer and the corresponding red input on the other surround speaker.
- Connect the power adapter to the subwoofer and plug it into a power outlet.
Video: Instructions for connecting the surround speakers to the subwoofer (starts at 0:28).
3.2 Connecting to Your TV
The Poseidon D60 offers multiple connection options. eARC is generally preferred for the best audio quality and features.
3.2.1 HDMI eARC Connection (Preferred)
For optimal audio quality and control, use the HDMI eARC connection if your TV supports it.
- Locate the HDMI ARC/eARC port on your TV. This port is usually labeled.
- Insert one end of the included eARC HDMI cable into your TV's HDMI ARC/eARC output port.
- Insert the other end of the eARC HDMI cable into the soundbar's eARC port.
- Connect the power adapter to the soundbar and plug it into a power outlet.
- On your TV, navigate to Sound Settings and select the eARC output (e.g., "Receiver (HDMI-eARC)").
- If you wish to use Dolby decoding, ensure "Dolby Atmos Compatibility" is enabled in your TV's expert sound settings.

Image: Soundbar and TV connection ports.
Video: Detailed eARC connection and TV settings (starts at 0:50).
3.2.2 Optical Connection (Better)
Use the Optical connection if HDMI eARC is not available on your TV.
- Remove the protective caps from both ends of the Digital Optical Cable.
- Insert one end of the Optical cable into your TV's Optical OUT port.
- Align the port shape and insert the other end into the soundbar's OPTICAL port.
- Connect the power adapter to the soundbar and plug it into a power outlet.
- On your TV, navigate to Sound Settings and select the Optical output.
Video: Detailed Optical connection and TV settings (starts at 2:09).
3.2.3 AUX Connection (Good)
The AUX connection is a universal option for older TVs or devices.
- Locate the Stereo 3.5mm to RCA Audio Cable.
- Insert the 3.5mm end into the soundbar's AUX port.
- Insert the red and white RCA ends into your TV's AUDIO OUTPUT ports (red to red, white to white).
- Connect the power adapter to the soundbar and plug it into a power outlet.
- On your TV, navigate to Sound Settings and select the AUX output.
Video: Detailed AUX connection and TV settings (starts at 2:35).
3.2.4 Bluetooth Connection (Wireless)
Connect your TV or smartphone wirelessly via Bluetooth.
- Ensure the soundbar is in Bluetooth pairing mode (refer to Operating Instructions for details).
- On your TV or smartphone, enable Bluetooth and search for available devices.
- Select "Poseidon D60" from the list of devices to pair.
Video: Bluetooth connection for smartphone and TV (starts at 3:04).
4. Operating Instructions
4.1 Power On/Off
Press the power button on the soundbar or remote control to turn the system on or off.
4.2 Input Selection
Use the 'Input' button on the remote or soundbar to cycle through available input sources: HDMI eARC, Optical, AUX, Bluetooth, USB.
4.3 Volume Control
Adjust the master volume using the '+' and '-' buttons on the soundbar or remote. The remote also allows independent adjustment of bass and surround speaker levels.
4.4 Sound Modes
The Poseidon D60 offers optimized sound modes for different content types:
- Dialogue Mode: Enhances vocal clarity for news and talk shows.
- Movie Mode: Provides an immersive cinematic experience with enhanced bass and surround effects.
- Music Mode: Delivers balanced audio for music playback.

Image: Sound modes for different content.
5. Maintenance
To ensure the longevity and optimal performance of your ULTIMEA Poseidon D60 sound bar system, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the surfaces of the soundbar, subwoofer, and surround speakers. Do not use liquid cleaners, aerosols, or abrasive materials, as they may damage the finish.
- Ventilation: Ensure that the ventilation openings on all components are not blocked. Proper airflow prevents overheating.
- Placement: Avoid placing the system in direct sunlight, near heat sources, or in areas with high humidity or dust.
- Power: Disconnect the power adapter from the wall outlet if the system will not be used for an extended period.
6. Troubleshooting
If you encounter issues with your Poseidon D60, refer to the following common problems and solutions:
6.1 No Sound
- Check Connections: Ensure all cables (HDMI eARC, Optical, AUX) are securely connected to both the soundbar and your TV.
- Correct Input: Verify that the soundbar's input source matches the connection type you are using (e.g., select "eARC" for HDMI eARC, "OPT" for Optical).
- TV Audio Settings: Access your TV's sound settings and ensure the audio output is set to the correct external device (e.g., HDMI ARC/eARC, Optical Out). Also, check the Digital Audio Format setting (try Auto/Passthrough/PCM).
- Subwoofer Pairing: If the subwoofer is not producing sound, ensure it is properly paired with the soundbar. Press and hold the ON/OFF button on the subwoofer for 5 seconds until the white LED flashes rapidly, then becomes solid, indicating successful pairing.
- Volume Levels: Confirm that both the soundbar and TV volumes are not muted and are set to an audible level.
Video: Troubleshooting steps for no sound, including subwoofer pairing and TV audio settings (starts at 3:33).
6.2 Remote Control Not Working
- Batteries: Replace the batteries in the remote control.
- Line of Sight: Ensure there are no obstructions between the remote and the soundbar's sensor.
6.3 Bluetooth Pairing Issues
- Soundbar in Pairing Mode: Make sure the soundbar is in Bluetooth pairing mode (the Bluetooth indicator should be flashing).
- Device Proximity: Keep your Bluetooth device within a few meters of the soundbar during pairing.
- Forget Device: On your Bluetooth device, forget or unpair the "Poseidon D60" and attempt to pair again.
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | Poseidon D60 |
| Item Model Number | U2520 |
| Speaker Type | Soundbar |
| Surround Sound Channel Configuration | 5.1 |
| Speaker Maximum Output Power | 410 Watts |
| Wireless Communication Technology | Bluetooth |
| Connectivity Technology | Auxiliary, Bluetooth, HDMI eARC, Optical |
| Subwoofer Connectivity Technology | Wireless |
| Subwoofer Diameter | 5.25 Inches |
| Frequency Response | 18 KHz |
| Signal-to-Noise Ratio | 87 dB |
| Product Dimensions | 15.7"D x 3.5"W x 2.7"H |
| Item Weight | 13.57 pounds |
| Color | Black |
| Control Method | Remote |
| Mounting Type | Wall Mount |
8. Warranty & Support
The ULTIMEA Poseidon D60 comes with an extended warranty. For detailed warranty information, please refer to the warranty card included in your product packaging or visit the official ULTIMEA website.
If you require technical assistance, troubleshooting, or have any questions regarding your product, please contact ULTIMEA customer support:
- Email: support@ultimea.com
- Phone (US): +1 888-590-8875 (Mon-Fri 9am-5pm PST)
- Phone (EU): +49 89-628-25629 (Mon-Fri 9am-5pm CET)
Please have your model number (Poseidon D60 or U2520) and purchase information ready when contacting support.







