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A1 V30 U3 4K Mini TF Card High-Speed SD Memory Card for DVR Security Camera
The A1 V30 U3 4K Mini TF Card is designed for stable continuous recording in security cameras, DVR systems, dash cams, drones, and smart home devices. It combines Application Performance (A1) for device responsiveness with Video Speed Class V30 / UHS-I U3 for reliable 4K video recording.
This card is optimized for 24/7 loop recording environments, ensuring consistent write performance and reducing frame loss during long-duration video capture.
Key Features of Mini TF Card
4K UHD Recording Support: Stable performance for 1080P / 2K / 4K video
V30 Certified Video Speed: Minimum sustained write speed 30MB/s
UHS-I U3 Standard: Ensures continuous high-speed data transfer
A1 Application Class: Faster app loading and device responsiveness
Continuous Loop Recording: Ideal for DVR / CCTV / dash cam systems
High Endurance Design: Built for frequent overwrite cycles in surveillance use
Technical Specifications of Mini TF Card
Parameter
Specification
Product Type
TF Card
Bus Interface
UHS-I
Speed Class
Class 10 / U3
Video Speed Class
V30 (≥ 30MB/s sustained write)
Application Class
A1
Capacity Options
8GB / 16GB / 32GB / 64GB / 128GB / 256GB
Read Speed
Up to 80-100 MB/s (device dependent)
Write Speed
Up to 30-60 MB/s (model dependent)
File System
exFAT or FAT32
Operating Temperature
0°C to 70°C
Endurance Type
Continuous overwrite optimized
Compatibility
DVR / CCTV / Dash Cam / Smart Camera / Drone
Application Scenarios of Mini TF Card
Home & commercial security cameras (CCTV/IP Camera with SD slot)
DVR / NVR local storage backup recording
Dash cams (front/rear car recorder systems)
Smart home AI cameras (motion detection recording)
Entry-level drones & action cameras
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Seller
Year Established:
2019
Employee Number:
260~300
Ecer Certification：
Verified Supplier
Founded in 2019, China Chips Star Semiconductor Co., Ltd. is headquartered in Shenzhen and has branches in Hong Kong, Nanjing, and Singapore. It is a National High-Tech Enterprise and a Specialized and Sophisticated Small and Medium-sized Enterprise, focusing on the research and development, produc...
Founded in 2019, China Chips Star Semiconductor Co., Ltd. is headquartered in Shenzhen and has branches in Hong Kong, Nanjing, and Singapore. It is a National High-Tech Enterprise and a Specialized and Sophisticated Small and Medium-sized Enterprise, focusing on the research and development, produc...
