1. Introduction
The DALI IO-12 headphones are designed to deliver a high-fidelity audio experience with the convenience of both wireless and wired connectivity. Featuring Active Noise Cancellation (ANC), patented Soft Magnetic Compound (SMC) driver technology, and a comfortable, luxurious design, these headphones are engineered for extended listening sessions.
Image: DALI IO-12 headphones with 'State-of-the-Art Hi-Fi Headphones' text.
2. What's in the Box
Verify that all components are present in the packaging:
- DALI IO-12 Headphones
- 3.5mm Stereo Cable
- USB-C Charging Cable
- Protective Travel Case
3. Setup
3.1 Charging the Headphones
Before initial use, fully charge your DALI IO-12 headphones. A full charge takes approximately 110 minutes.
- Connect the supplied USB-C charging cable to the USB-C port on the headphone.
- Connect the other end of the USB-C cable to a compatible USB power source (e.g., computer USB port, USB wall adapter).
- The LED indicator on the headphone will show charging status. It will typically turn off or change color when fully charged.
Image: Battery icon indicating charging functionality.
3.2 Bluetooth Pairing
To connect your DALI IO-12 headphones wirelessly via Bluetooth 5.2 with AptX Adaptive:
- Ensure the headphones are charged and powered off.
- Press and hold the power button until the LED indicator flashes, indicating pairing mode.
- On your device (smartphone, tablet, computer), go to Bluetooth settings and enable Bluetooth.
- Select 'DALI IO-12' from the list of available devices.
- Once connected, the LED indicator will show a steady light.
Image: Bluetooth icon representing wireless connectivity.
3.3 Wired Connection
The DALI IO-12 headphones can also be used with a wired connection for high-quality audio or when battery is low.
- 3.5mm Audio Jack: Connect the supplied 3.5mm stereo cable to the headphone's audio input and your audio source.
- USB-C Audio: Connect a USB-C to USB-C cable (not included) to the headphone's USB-C port and a compatible audio source for digital audio playback.
Image: DALI IO-12 headphones shown with a wired connection, illustrating wired usage.
4. Operating the Headphones
4.1 Controls
The DALI IO-12 headphones feature intuitive touch controls on the earcups for various functions:
- Volume Control: Adjust volume by swiping or tapping specific areas on the earcup.
- Track Control: Skip tracks forward or backward.
- Call Management: Answer, end, or reject calls.
- Power On/Off: Press and hold the power button.
Image: Close-up view of the DALI IO-12 earcup, highlighting the control interface.
4.2 Active Noise Cancellation (ANC) and Transparency Mode
The DALI IO-12 headphones offer Active Noise Cancellation to reduce ambient noise and a Transparency Mode to hear your surroundings.
- Activating ANC: Press the dedicated ANC button to toggle Active Noise Cancellation on or off.
- Transparency Mode: Press the ANC button again to switch to Transparency Mode, allowing external sounds to pass through.
Image: Noise cancelling icon representing the ANC feature.
4.3 Microphone Usage
The integrated microphone is suitable for voice calls and voice recordings, providing clear and intelligible audio.
5. Maintenance
5.1 Cleaning
To maintain the appearance and performance of your DALI IO-12 headphones:
- Wipe the leather headband and ear pads with a soft, dry cloth.
- Avoid using harsh chemicals, solvents, or abrasive materials.
- Do not expose the headphones to excessive moisture.
5.2 Storage
When not in use, store the headphones in the provided protective travel case to prevent damage.
Image: DALI IO-12 headphones neatly placed inside their protective travel case.
6. Troubleshooting
If you encounter issues with your DALI IO-12 headphones, try the following steps:
- No Sound: Check volume levels on both headphones and connected device. Ensure headphones are powered on and properly connected (Bluetooth or wired).
- Bluetooth Pairing Issues: Ensure headphones are in pairing mode. Turn off and on Bluetooth on your device. Try forgetting the device and re-pairing.
- Battery Not Charging: Verify the USB-C cable is securely connected and the power source is functional. Try a different cable or power adapter.
- Distorted Audio: Check the audio source quality. Ensure the headphones are within Bluetooth range. Try a wired connection to rule out wireless interference.
- ANC Not Working: Ensure the ANC feature is activated.
For persistent issues, refer to the DALI support website or contact customer service.
7. Specifications
Key technical specifications for the DALI IO-12 Hi-Fi Headphones:
| Feature | Detail |
|---|---|
| Model Name | DALI IO-12 |
| Noise Control | Active Noise Cancellation |
| Connectivity Technology | Wireless (Bluetooth), Wired (3.5mm Jack, USB-C) |
| Wireless Communication Technology | Bluetooth 5.2 (AAC, aptX, aptX HD, aptX Adaptive) |
| Battery Life | Up to 35 Hours |
| Charging Time | 110 minutes |
| Audio Driver Type | Dynamic Driver with SMC based magnet system |
| Audio Driver Size | 50 Millimeters |
| Impedance (Passive mode) | 25 Ohms |
| Material | Leather (Headband, Ear Pads) |
| Item Weight | 4.27 pounds |
| Package Dimensions | 10.39 x 9.84 x 5.83 inches |
Image: Exploded view of the DALI IO-12 headphones, showcasing internal components including the SMC driver.
8. Warranty and Support
For warranty information, product registration, and technical support, please visit the official DALI website or contact your local DALI dealer. Keep your proof of purchase for warranty claims.
Online Support: www.dali-speakers.com
