This is a generic product code often used for Alcor-based Flash Drives and Card Readers .
, performance varies significantly depending on the flash memory chip used inside: Read Speeds: 15 MB/s to 50 MB/s Write Speeds: 4 MB/s to 15 MB/s Commonly seen in sizes from 2GB to 32GB , though some larger fake-capacity drives also use this ID If your device shows 0MB capacity usb device id vid 058f pid 1234 full
Last updated: October 2025 – Verified against Windows 11 23H2, Ubuntu 24.04, and macOS Sonoma. This is a generic product code often used
Modern operating systems (Windows 10/11, Linux, macOS) include native drivers for Mass Storage Class devices. Consequently, a device with VID 058F PID 1234 typically works —it mounts as a removable drive. However, certain advanced features (partition switching, password protection, or manufacturer-specific commands) require a proprietary driver or utility from Alcor or the OEM that rebranded the chip. Consequently, a device with VID 058F PID 1234