MicroSD memory card IMOU ST2-64-S1 64 GB, Class 10, Read 95 MB/s, Write 35 MB/s, U3 V30

Imou ST2-64-S1 is a 64 GB MicroSD memory card designed for reliable storage of photos, Full HD and 4K video. It conforms to Class 10, UHS Speed Class 3 (U3) and Video Speed Class V30 standards, providing up to 95 MB/s read speed and up to 35 MB/s write speed. The card uses NAND flash and is compatible with cameras, smartphones, action cameras and dashcams for continuous high-resolution recording.

Advantages

The card combines high-capacity storage with sustained write performance suitable for long video recordings, supports fast data transfer during file access, and has a compact MicroSD form factor for wide device compatibility. Its speed classes (Class 10, U3, V30) ensure stable performance for recording Full HD and 4K video streams.

Suitable for

• Cameras and mirrorless devices for photo and video capture
• Smartphones and tablets that support MicroSD expansion
• Action cameras for sport and travel recording
• Dashcams and surveillance cameras requiring continuous recording

Key specifications

• Capacity: 64 GB
• Read speed: up to 95 MB/s
• Write speed: up to 35 MB/s
• Form factor: MicroSD
• Speed classes: Class 10, UHS Speed Class 3 (U3), Video Speed Class V30
• Flash type: NAND
• Colour: Black
• Operating temperature range: 0 °C to 70 °C
• Dimensions (approx.): 15 mm × 11 mm × 1 mm

How to use

Insert the MicroSD card into a compatible device’s MicroSD slot or use an adapter if required. For first use, format the card in the host device following the device manufacturer’s instructions to ensure optimal file system and performance. Use the device menus to select the card as primary storage for photos or video recording when necessary.

Recommendations

For reliable continuous 4K or Full HD recording, verify device compatibility with U3/V30 cards and perform periodic backup of recorded files. Avoid exposing the card to extreme temperatures outside the specified 0–70 °C range and handle the card by its edges to reduce risk of damage.