Service and Repair
From unboxing the equipment to implementing the scene, we use professional services to make every creation easier.
Our service mission
To provide global users with full-cycle, professional service support.

Global Coverage
Through more than 50 after-sales service centers in 24 countries, we achieve “local response, global warranty.”

Technology-Driven
Relying on the core advantages of HyFisTM chips, we provide in-depth technical support.

User-First
With the goal of “quickly solving problems and lowering usage thresholds,” we eliminate user concerns.
We offer professional services
Technical Support Services
Remote Diagnosis: Engineers use the official Sabin app or online tools to troubleshoot device issues in real time (such as HyFis chip connection abnormalities or noise reduction function failures).
Firmware Updates: Regularly push HyFis chip firmware upgrade packages to optimize core performance such as low latency and full-frequency audio capture.
Scenario-based Solution Design: For scenarios such as vlogging, live streaming, and professional recording, customized solutions combining “device configurations + parameter settings” are provided (e.g., outdoor wind noise suppression solutions, indoor echo optimization guidelines).

Repair and Warranty Services
Scope: This policy applies to all Acousbit brand acoustic terminals, acoustic systems and related accessories purchased through official and authorized channels.
Warranty Period Service:Replacement Only, No Repair During the official warranty period, if the product fails functionally due to non-human factors under normal use, Acousbit provides replacement-only service: Replace with a new product of the same model and specification directly, no repair process; Valid purchase proof, complete package and defective product are required for replacement.
Out-of-Warranty Service: After the warranty expires, Acousbit support team will conduct a remote technical assessment first. Upon approval, users can choose one of the following offers: 1. Purchase the original product at 60% of the original price; 2. Purchase a new product of the same Acousbit series at 80% of the original price.
General Provisions:

Maintenance scope
| Product Type | Repair deadline | Scope of repair report | Not covered by warranty |
| Product Type | one year | Hardware failures caused by non-human factors(such as chip failure, abnormal Bluetooth connection), software functional defects | Self disassembly, water ingress, falling, improper use (such as not setting the noise reduction mode according to the guidelines) |
| earphones | Two years | Hardware failures caused by non-human factors(such as chip failure, abnormal Bluetooth connection), software functional defects | Damage caused by secondary development, failure to use official accessories (such as non original charging cables) |
| ... | ... |
Warranty & Repair Request Process
Four simple steps to quickly resolve your device issues

Online Application
Fill out the repair application form and provide information such as the device serial number and problem description.

Device Inspection
Your device will be inspected within 72 hours, and the repair plan will be sent to you via email.

Option Confirmation
Fill out the repair application form and provide information such as the device serial number and problem description.

Repair Request

Dr. Zhang Deming
Founder/Chairman/Chief Scientist
Over 20 years of experience in acoustic audio communication
Profound Academic Background & Industry Expertise:
Bachelor of Physics from Peking University, Ph.D. in Acoustics from the Chinese Academy of Sciences, with over 20 years of experience in acoustic audio and communication technologies.
Industry Leader:
Zhongguancun High-End Leading Talent, Chief Scientist of StarFlash Audio, highly respected in the industry.
Technical Visionary:
Chief Designer of HyFis technology, leading the company’s technology roadmap and securing its undisputed technological leadership.
Role change
Current role is Regular Member