MicroSDXC memory card ADATA 256 GB AUSDX256GUI3V30SHA2-RA1 UHS-I Class 10 V30 (read 100 MB/s, write 80 MB/s) with SD adapter

ADATA AUSDX256GUI3V30SHA2-RA1 is a 256 GB High Endurance microSDXC UHS-I memory card designed for continuous recording and frequent re-recording. It supports Video Speed Class V30 and Application Performance Class A2, delivers read/write speeds up to 100/80 MB/s, and is built to resist water, shock, X-rays, static and extreme temperatures for reliable use in dashcams, surveillance systems and mobile devices.

Advantages

The card is made with high-quality NAND flash and error correcting code technology to withstand extended hours of high-definition recording — up to 40,000 hours. Its V30 and UHS-I U3 compliance ensures stable high-speed video capture, while the A2 rating improves app launch and runtime performance on compatible devices. Physical protections include waterproofing (survives 1 m for 30 minutes), shock and drop resistance, X-ray protection (ISO7816-1), static protection (EMC IEC61000-4-2) and operation across -25°C to 85°C.

Suitable for

• Dashcams and in-vehicle recorders
• CCTV and IP surveillance systems
• Action cameras and camcorders for extended recording
• Smartphones and tablets requiring fast app performance

Key specifications

• Capacity: 256 GB
• Form factor: microSDXC
• Speed class: UHS-I, Class 10, U3, V30
• Application class: A2
• Max read speed: up to 100 MB/s
• Max write speed: up to 80 MB/s
• Endurance: up to 40,000 hours of HD recording (manufacturer rating)
• Environmental protections: waterproof, shockproof, X-ray proof, static proof; operating temperature -25°C to 85°C
• Brand/Model: ADATA AUSDX256GUI3V30SHA2-RA1 (EAN/MPN: 4710273772165)

How to use

Insert the microSDXC card into a compatible microSD slot or use an adapter for full-size SD slots. For dashcams or surveillance devices, follow the device manufacturer's instructions to format the card if required and enable continuous or loop recording. For mobile devices, insert the card and configure storage settings or move apps/data to the card where supported. Regularly check device compatibility and format the card in-device to ensure optimal performance.

Recommendations

Use the ADATA High Endurance microSDXC card in devices that support UHS-I and V30/U3 for reliable 4K/Full HD continuous recording. Format the card in the host device before first use, avoid removing the card during active recording, and periodically back up important footage to external storage to prevent data loss.