OneOdio Pro C

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OneOdio Pro C Wireless Headphones User Manual

Model: Pro C

1. Introduction

Thank you for choosing the OneOdio Pro C Wireless Headphones. This manual provides essential information for setting up, operating, and maintaining your headphones to ensure a high-quality audio experience. Please read this manual thoroughly before use.

The OneOdio Pro C headphones offer up to 110 hours of continuous playback on a single charge, making them suitable for extended use. They deliver high-fidelity audio with powerful bass and clear mid-high frequencies, thanks to professional-grade 50mm drivers. Enjoy stable connectivity with Bluetooth 5.2 and AAC codec support, and clear hands-free calls with CVC 8.0 noise-canceling technology. Designed for comfort during prolonged use, these headphones feature an ergonomic over-ear design and soft ear pads. Their foldable design and included carrying pouch enhance portability.

2. Package Contents

Please check that all items are present in your package:

  • OneOdio Pro C Headphone Unit
  • Type-C Charging Cable
  • 3.5mm Audio Cable
  • User Manual
  • Carrying Pouch
OneOdio Pro C Package Contents

Image: All items included in the OneOdio Pro C headphone package, including the headphones, cables, and pouch.

3. Product Overview

The OneOdio Pro C headphones are designed for versatility and high-quality audio. They feature a robust yet comfortable build, with intuitive controls for easy operation.

OneOdio Pro C Headphones in use

Image: A person comfortably wearing the OneOdio Pro C headphones, highlighting their ergonomic design.

Key Features:

  • 50mm HD Drivers: Delivers rich bass, clear mids, and crisp highs for an immersive audio experience.
  • Bluetooth 5.2: Provides a stable and fast wireless connection with minimal latency.
  • CVC 8.0 Noise-Canceling Microphone: Ensures clear voice calls by reducing ambient noise.
  • Dual Mode (Wired/Wireless): Use wirelessly via Bluetooth or connect with the included 3.5mm audio cable.
  • Foldable and Rotatable Design: For easy storage and portability.
OneOdio Pro C 50mm Driver Diagram

Image: An exploded view diagram illustrating the internal components of the 50mm HD driver, emphasizing its high-resolution audio capabilities.

OneOdio Pro C Flexible Design

Image: Demonstrates the flexible design of the headphones, showing 180-degree ear cup flip, foldable headband, and 90-degree rotation for compact storage and comfortable fit.

4. Setup

4.1 Charging the Headphones

Before first use, fully charge your headphones.

  1. Connect the provided Type-C charging cable to the charging port on the headphones.
  2. Connect the other end of the cable to a USB power adapter (not included) or a computer's USB port.
  3. The LED indicator will show red during charging and turn off when fully charged. A full charge takes approximately 2 hours.
OneOdio Pro C 110 Hours Playback

Image: Graphic illustrating the 110-hour continuous playback time, with headphones set against a day-to-night sky background.

4.2 Bluetooth Pairing

  1. Ensure the headphones are turned off.
  2. Press and hold the multi-function button for approximately 5 seconds until the LED indicator flashes red and blue alternately. This indicates the headphones are in pairing mode.
  3. On your audio device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
  4. Select "OneOdio Pro C" from the list of found devices.
  5. Once successfully paired, the LED indicator will flash blue slowly.

4.3 Wired Connection

The OneOdio Pro C headphones can also be used with a wired connection, even if the battery is depleted.

  1. Insert one end of the provided 3.5mm audio cable into the audio jack on the headphones.
  2. Insert the other end of the cable into the 3.5mm audio output of your device.
OneOdio Pro C Wired Connection

Image: A close-up of the headphone's 3.5mm jack with an audio cable being inserted, demonstrating the wired connection option.

5. Operating Instructions

The headphones feature intuitive controls located on the ear cup.

OneOdio Pro C Controls Layout

Image: A detailed view of the right ear cup with labels pointing to the volume up/previous track, multi-function button, volume down/next track, and 3.5mm jack.

5.1 Power On/Off

  • Power On: Press and hold the multi-function button for 3 seconds. The LED indicator will flash blue.
  • Power Off: Press and hold the multi-function button for 3 seconds. The LED indicator will flash red and then turn off.

5.2 Music Playback

  • Play/Pause: Press the multi-function button once.
  • Next Track: Double-press the multi-function button.
  • Previous Track: Triple-press the multi-function button.
  • Volume Up: Press the '+' button.
  • Volume Down: Press the '-' button.

5.3 Call Management

The built-in microphone with CVC 8.0 noise cancellation allows for clear hands-free calls.

OneOdio Pro C Hands-Free Calling

Image: A person using the OneOdio Pro C headphones with a laptop, illustrating the hands-free calling feature with Bluetooth 5.2 and CVC 8.0 technology.

  • Answer/End Call: Press the multi-function button once.
  • Reject Call: Press and hold the multi-function button for 2 seconds.
  • Voice Assistant: Press the multi-function button twice quickly (when not on a call).

6. Maintenance

To ensure the longevity and optimal performance of your OneOdio Pro C headphones, follow these maintenance guidelines:

  • Cleaning: Use a soft, dry cloth to clean the headphones. Avoid using abrasive cleaners, solvents, or harsh chemicals, as these can damage the finish or internal components.
  • Storage: When not in use, store the headphones in the provided carrying pouch to protect them from dust, scratches, and minor impacts.
  • Temperature and Humidity: Avoid exposing the headphones to extreme temperatures (hot or cold) or high humidity. Do not leave them in direct sunlight for extended periods.
  • Liquid Exposure: These headphones are not waterproof. Avoid contact with water or other liquids. If they do get wet, wipe them dry immediately.
  • Cable Care: Handle the audio and charging cables gently. Avoid sharp bends or excessive pulling, which can damage the connectors or wiring.

7. Troubleshooting

If you encounter any issues with your OneOdio Pro C headphones, refer to the following common problems and solutions:

ProblemPossible CauseSolution
Headphones do not power on.Battery is depleted.Charge the headphones fully using the provided Type-C cable.
No sound in wireless mode.Not paired correctly; volume too low; device not playing audio.Ensure headphones are paired and connected. Increase headphone and device volume. Check audio playback on your device.
No sound in wired mode.3.5mm cable not fully inserted; cable is faulty.Ensure the 3.5mm audio cable is securely inserted into both the headphones and the audio device. Try a different cable if available.
Bluetooth connection is unstable or disconnects frequently.Out of range; interference; low battery.Keep the headphones within 10 meters of your device. Avoid strong Wi-Fi signals or other Bluetooth devices. Charge the headphones.
Poor call quality.Microphone obstructed; noisy environment.Ensure the microphone is clear. Move to a quieter location.

8. Specifications

FeatureDetail
BrandOneOdio
ModelPro C
ColorBlack
Ear PlacementOver-Ear
Headphone StyleOver-Ear
Impedance32 Ohms
Included ComponentsCable, Protective Case, Instruction Manual
Recommended Age RangeTeen, Child, Adult
Country of OriginChina
Charging Time2 Hours
Average Battery Life110 Hours
Noise ControlSound Isolation
Sensitivity110 dB
Audio Driver TypeDynamic Driver
Audio Driver Size50 mm
Product Outer MaterialStainless Steel, Plastic, Leather
Recommended UseAudio Monitoring, Calls
Compatible DevicesTablet, TV, Desktop PC, Laptop, Mobile Phone
Cable FeaturesDetachable
Waterproof TypeNon-Waterproof
Additional FeaturesDetachable Cable, Microphone, Foldable, Voice Assistant, Volume Control
Headphone Jack3.5mm Jack
ConnectivityWireless, Wired
Wireless TypeBluetooth
Bluetooth Range10 meters
Bluetooth Version5.2
ControlsButton Control
Control MethodPush Button, Voice
Controller TypeButton

9. Warranty and Support

The OneOdio Pro C headphones come with a 2-year warranty from the date of purchase, covering manufacturing defects. Please retain your proof of purchase for warranty claims.

For technical support, warranty claims, or any inquiries regarding your product, please visit the official OneOdio store or contact their customer service directly:

  • Official OneOdio Store: OneOdio Amazon Store
  • Refer to the contact information provided in your product packaging or on the official OneOdio website.

© 2026 OneOdio. All rights reserved.

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