UGREEN 25255
UGREEN HiTune Max 5 Noise Cancelling Headphones User Manual
Model: 25255
Introduction
The UGREEN HiTune Max 5 headphones are designed to provide a high-fidelity audio experience with advanced noise cancellation capabilities. Featuring Hi-Res Audio certification, a powerful 40mm titanium-plated speaker, and a long-lasting battery, these headphones are suitable for various listening environments, from daily commutes to immersive gaming sessions. The lightweight and foldable design ensures comfort and portability.
What's in the Box
- UGREEN HiTune Max 5 Bluetooth Headphones (Black) x 1
- 3.5mm Audio Cable x 1
- USB Charging Cable x 1
- User Manual x 1
Product Overview
Headphone Design

The UGREEN HiTune Max 5 headphones feature an over-ear design with comfortable earcups and an adjustable headband. The headphones are primarily black with subtle UGREEN branding on the headband. They are designed for extended wear and portability.
Key Features

Hi-Res Certification: Enjoy high-resolution audio quality, both wired and wirelessly, with support for LDAC, aptX HD, AAC, and SBC codecs for superior sound transmission.

43dB Active Noise Reduction (ANC): Effectively reduces up to 95% of low-frequency ambient noise, such as engine hum or air conditioning, allowing for a more immersive listening experience.

40mm Titanium-Plated Speaker Unit: Delivers rich, deep bass and clear, bright high-frequency sounds for a dynamic audio performance.

AI Call Noise Cancellation: Equipped with two noise-reduction microphones to filter out environmental noise, ensuring clear voice calls even in noisy environments.

Exclusive Game Mode: Provides ultra-low latency (less than 100ms) for synchronized audio and visuals, enhancing the gaming experience.

Extended Playtime & Fast Charging: Offers up to 90 hours of playback (ANC off) or 55 hours (ANC on) on a single charge. A 5-minute fast charge provides up to 9 hours of listening time, with a full charge achieved in 1.5 hours.

Lightweight & Comfortable: Weighing approximately 246g, with memory foam earcups, designed for comfortable long-term wear. The headphones are also foldable and rotatable for easy storage and travel.
Setup
1. Charging the Headphones
Before first use, fully charge the headphones. Connect the provided USB charging cable to the headphone's charging port and to a USB power source (e.g., computer USB port, wall adapter). The LED indicator will show charging status and turn off or change color when fully charged.
A full charge takes approximately 1.5 hours. For quick use, a 5-minute charge provides up to 9 hours of playtime.
2. Powering On/Off
- Power On: Press and hold the Power button for approximately 3 seconds until the LED indicator lights up.
- Power Off: Press and hold the Power button for approximately 5 seconds until the LED indicator turns off.
3. Bluetooth Pairing
- Ensure the headphones are powered off.
- Press and hold the Power button for approximately 5-7 seconds until the LED indicator flashes blue and red alternately, indicating pairing mode.
- On your device (smartphone, tablet, computer), enable Bluetooth and search for "UGREEN HiTune Max 5" in the list of available devices.
- Select "UGREEN HiTune Max 5" to connect. Once connected, the LED indicator will turn solid blue or flash blue slowly.
- If prompted for a password, enter "0000".
The headphones will automatically attempt to reconnect to the last paired device when powered on.
4. Wired Connection
To use the headphones with a wired connection, plug one end of the 3.5mm audio cable into the headphone's audio jack and the other end into your audio source. The headphones can be used passively in wired mode even if the battery is depleted, though ANC and other electronic features will not function.
Operating Instructions
1. Music Playback Controls
| Action | Button Press |
|---|---|
| Play/Pause | Press the Multi-function button once. |
| Next Track | Press the Volume Up (+) button for 2 seconds. |
| Previous Track | Press the Volume Down (-) button for 2 seconds. |
| Volume Up | Short press the Volume Up (+) button. |
| Volume Down | Short press the Volume Down (-) button. |
2. Call Management
| Action | Button Press |
|---|---|
| Answer/End Call | Press the Multi-function button once. |
| Reject Call | Press and hold the Multi-function button for 2 seconds. |
| Activate Voice Assistant | Triple press the Multi-function button. |
3. Active Noise Cancellation (ANC) and Transparency Mode
The headphones feature multiple noise control modes:
- ANC On: Reduces ambient noise significantly.
- Transparency Mode: Allows you to hear your surroundings while still enjoying your audio, useful for awareness.
- Normal Mode: ANC and Transparency modes are off.
To cycle through these modes, short press the ANC button located on the earcup.
4. Game Mode
Activate Game Mode for ultra-low latency audio, ideal for gaming. This mode minimizes audio delay to provide a more synchronized experience between visuals and sound.
To activate/deactivate Game Mode, refer to the specific instructions in the full user manual or the UGREEN app, if available.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the headphones. Do not use abrasive cleaners or solvents.
- Storage: When not in use, store the headphones in a cool, dry place, away from direct sunlight and extreme temperatures. Utilize the foldable design for compact storage.
- Battery Care: To prolong battery life, avoid fully discharging the headphones frequently. Charge them regularly, even if not in constant use.
Troubleshooting
| Problem | Solution |
|---|---|
| Headphones do not power on. | Ensure the headphones are charged. Connect them to a power source using the USB charging cable. |
| Cannot pair with a device. |
|
| No sound or low volume. |
|
| ANC not working effectively. |
|
Specifications
| Feature | Detail |
|---|---|
| Model Number | 25255 |
| Connectivity | Bluetooth 5.0, 3.5mm Audio Jack |
| Audio Certification | Hi-Res Audio (Wired & Wireless) |
| Noise Cancellation | Active Noise Cancellation (up to 43dB) |
| Speaker Size | 40mm Titanium-Plated Dynamic Drivers |
| Microphones | 2 Noise Reduction Mics for AI Call Noise Cancellation |
| Latency | Less than 100ms (Game Mode) |
| Battery Life | Up to 90 hours (ANC Off), 55 hours (ANC On) |
| Charging Time | Approx. 1.5 hours for full charge; 5 min charge for 9 hours playtime |
| Weight | Approx. 246g |
| Dimensions | 24 x 22 x 6 cm (Product Dimensions) |
Official Product Video
This video provides a visual overview of the UGREEN HiTune Max 5 Wireless Headphones, showcasing its design, features, and key benefits such as long battery life, sound quality, and noise cancellation.
Warranty and Support
UGREEN provides comprehensive support for the HiTune Max 5 headphones:
- Warranty: A 24-month warranty is provided from the date of purchase.
- Customer Service: 24-hour customer service is available for inquiries and assistance.
- Technical Support: Lifetime technical support is offered for the product.
For warranty claims or technical assistance, please contact UGREEN customer support through their official website or the contact information provided in the product packaging.
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