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20-port USB charging and data transmission + OTG network distribution integrated solution
Elevate your tech setup with our 20-Port USB and OTG Charging and Data Transfer Box, a cutting-edge all-in-one solution designed for developers, IT professionals, content creators, and tech enthusiasts. This versatile hub is the ideal foundation for building a dedicated mobile device management system, enabling high-speed data transfer, charging, and seamless connectivity using your existing smartphone hardware, tablet, or other USB-compatible devices. Its energy-efficient and space-saving design maximizes mobile computing power for a variety of professional applications.
Key Features:
Features: USB and OTG dual mode dual bc1.2 protocol fast charging suitable for the whole phone to transmit data and charge the network at the same time
Multi-device support: It can accommodate up to 20 devices simultaneously, including smartphones, tablets, etc., making it ideal for managing large-scale test environments, data synchronization, or multi-device workflows.
High-speed data transfer: Connect to your computer via USB and OTG for fast file transfers, copy/paste operations, uploads, downloads, and even screen projection - perfect for developers and content creators.
Powerful Charging Capability: Features a built-in 5V 40-60A power charging port, ensuring reliable and efficient charging for all connected devices.
Advanced Cooling System: Equipped with 3 high-quality, ultra-quiet fans to prevent overheating during extended use, improving device life and performance.
SAFE DESIGN: Made of insulated metal with a smooth and tough surface, it adds a modern aesthetic to your workspace.
This box can be used by connecting to a mobile phone, which is very convenient and suitable for:
Developers test applications or software on multiple Android devices.
IT professionals who manage server settings or data collection projects.
Content creators sync devices for video editing, live streaming, or multi-camera setups.
What's included:
20-port USB+OTG phone box x1
Power cord x1 USB cable x1 Network cable x1
Mobile phone USB-C cable x20 (or Micro cable)

1. About the after-sales warranty of Phone Farm equipment
Niaozun farm equipment is manufactured from old mobile phones recycled from the market. During the process, they undergo strict screening and testing. If any damage occurs during the warranty period, free repairs and parts replacements are provided.
2. After-sales warranty period
The Phone Farm box has a 6-month warranty, the Phone Farm motherboard has a 3-month warranty, and other peripheral products have a 6-month warranty (such as: PC computers, network equipment, mobile phone holders, etc.)
3. Warranty precautions
USB debugging and developer mode cannot be turned off during use, and the device cannot be modified by yourself, such as restoring factory settings, upgrading the system, modifying the system, or patching the system. Any autonomous actions will void the after-sales warranty service.
4. After-sales transportation costs
During the warranty period, the after-sales transportation costs will be borne by our mall. Buyers need to patiently cooperate with customer service to guide, prove, inspect and repair the products, otherwise the mall has the right to refuse after-sales service.
5. About returns and refunds
The equipment is a customized product and does not support unconditional refunds. If you are unable to receive the goods due to reasons related to the mall, you can get a refund. If the goods you receive are faulty, you can apply for after-sales service, and our service staff will provide comprehensive after-sales guidance services.
6. If you encounter any problems during the use of the machine, you can contact Birdzun at any time. We provide free remote assistance services. Please be sure to comply with local laws and regulations when using this device. We are not responsible for this.
1. About the after-sales warranty of Phone Farm equipment
Niaozun farm equipment is manufactured from old mobile phones recycled from the market. During the process, they undergo strict screening and testing. If any damage occurs during the warranty period, free repairs and parts replacements are provided.
2. After-sales warranty period
The Phone Farm box has a 6-month warranty, the Phone Farm motherboard has a 3-month warranty, and other peripheral products have a 6-month warranty (such as: PC computers, network equipment, mobile phone holders, etc.)
3. Warranty precautions
USB debugging and developer mode cannot be turned off during use, and the device cannot be modified by yourself, such as restoring factory settings, upgrading the system, modifying the system, or patching the system. Any autonomous actions will void the after-sales warranty service.
4. After-sales transportation costs
During the warranty period, the after-sales transportation costs will be borne by our mall. Buyers need to patiently cooperate with customer service to guide, prove, inspect and repair the products, otherwise the mall has the right to refuse after-sales service.
5. About returns and refunds
The equipment is a customized product and does not support unconditional refunds. If you are unable to receive the goods due to reasons related to the mall, you can get a refund. If the goods you receive are faulty, you can apply for after-sales service, and our service staff will provide comprehensive after-sales guidance services.
6. If you encounter any problems during the use of the machine, you can contact Birdzun at any time. We provide free remote assistance services. Please be sure to comply with local laws and regulations when using this device. We are not responsible for this.