SmallRig SD4.0 Memory Card Reader 4870
The SmallRig SD4.0 Memory Card Reader 4870 enables efficient data transfer and backup for mobile devices and computers. It supports multiple memory cards, including SD, SDHC, SDXC, TF, Micro SD, Micro SDXC, and Micro SDHC, allowing for simultaneous reading and writing.
Key Features
- Dual SD/TF card slots for simultaneous reading and writing.
- USB 4.0 high-speed transfer at 312MB/s, transferring 1GB in just 6 seconds.
- Attachable design for stable data transfer.
- 90-degree angled connector for secure connection and easy cable management.
This reader is designed for easy attachment to iPhones, enabling one-handed operation. Its compact design ensures portability, while the angled connector simplifies cable management.
Important Notes
- For Android devices, keep the file manager running to avoid transfer interruptions.
- Transfer speed may be limited by USB 2.0 or 3.0 standards.
- Using SD and microSD cards together may slow transfer speeds.
- Ensure correct insertion of the memory card before use.
- Handle with care to avoid damage; avoid water exposure.

Specifications
- Dimensions: 169.7 x 58.5 x 10.0mm
- Weight: 50g
- Material: Aluminium Alloy, Glass, PVC
- Compatibility: Windows, Mac, Linux, Android, HarmonyOS
- Mobile Phones: iPhone 15 & 16 series, Samsung S24/S23/S21, Huawei Mate series, vivo X100 Ultra/X200 Pro
- Tablets: iPad Pro, iPad Air, iPad mini, Huawei MatePad