Video Tutorials
Step-by-step visual guides covering Bluetooth pairing, gesture configuration, hybrid ANC toggling, and multi-device connection setup.
Explore TOZO Technical Resources
Access expert troubleshooting, firmware manuals, compliance reports, and multi-language user guides engineered to maintain optimal product performance.
Technical Manuals
Download comprehensive PDF user documentation, specification sheets, and safety guidelines for all active TOZO product lines.
Warranty & RMA Info
Clear warranty terms, international replacement protocols, and quality assurance standards verified for global consumer compliance.
App & OTA Firmware
Firmware release notes, TOZO Sound App customization documentation, and digital EQ profile installation instructions.
Standard Product Support Matrices
Technical parameters, water-resistance certifications, and supported audio codecs for core TOZO categories.
| Product Series | Primary Architecture | Compliance & Ingress Rating | Audio Codec Support | Support Focus |
|---|---|---|---|---|
| NC Series (NC20 Pro, NC9) | Hybrid Active Noise Cancelling (Feedforward/Feedback) | CE, FCC, RoHS, IPX8 Waterproofing | LDAC, AAC, SBC (Hi-Res Audio Certified) | ANC Optimization, Multi-mic ENC Call Tuning |
| Open-Ear Series (Open X2 Pro, OpenRing) | Air Conduction & Directional Sound Acoustic 2.0 | IPX5 Water Resistant, Bio-compatible Materials | LDAC, 360° Spatial Audio, AAC | Pressure-free Ergonomics, Awareness Profile Setup |
| HT Series (HT3, HT2 Over-Ear) | 40mm Dynamic Composite Titanium Drivers | CE, FCC, RoHS, High-End Acoustic Certification | Hi-Res Audio Wireless, Low-Latency Mode | Adaptive ANC Calibration, 80H Playtime Power Guides |
| S-Series Smartwatches (S8, S7, S6) | AMOLED Touch Displays & PPG Bio-Sensors | 5ATM / IP68 Water-Resistance Verified | Bluetooth 5.3 Low Energy Protocol | Health Tracking Calibration, TOZO Health App Sync |
Enterprise & Distributor Service
Dedicated B2B Technical Assistance
TOZO INC maintains rigorous product compliance standards and dedicated after-sales ecosystems tailored for commercial partners, overseas distributors, and global retail chains.
Global RMA & Warranty
Streamlined replacement protocols and localized repair evaluation guidelines designed to maintain high sell-through and buyer trust.
Regulatory Documentation
Direct access to safety data sheets (MSDS), UN38.3 lithium battery transportation certificates, and international conformity declarations.
App & OTA Integration
Continuous cloud updates for the TOZO App ecosystem ensure backward compatibility and feature enhancement across software builds.
Frequently Asked Questions
Verified solutions to essential technical and service questions for global users and corporate partners.
How does TOZO manage warranty policies for international buyers?
TOZO provides standard manufacturer warranty coverage across all product lines. International buyers and distributors receive structured technical support, verified diagnostic guides, and streamlined RMA replacement workflows to ensure minimal disruption.
What regulatory and safety certifications do TOZO products hold?
All TOZO devices comply with global international standards including CE, FCC, RoHS, and TELEC. Battery components undergo UN38.3 and MSDS certification, making our inventory fully verified for global air, sea, and land logistics.
How do I update product firmware or custom EQ settings?
Download the official TOZO App on iOS or Android devices. Connect your compatible TOZO earbuds or over-ear headphones to configure 31-preset EQ profiles, update over-the-air (OTA) firmware, and customize capacitive touch controls.
What steps should be taken if Bluetooth connection interference occurs?
Ensure the audio device is disconnected from other host units, reset the earbuds by placing them in the charging case for 10 seconds according to their respective model manual, and clear the Bluetooth cache on your source transmitter.
Need Direct Technical or Wholesale Inquiry Assistance?
Our global support team is available to help overseas buyers, enterprise distributors, and retail partners with specialized product documentation and service inquiries.
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