4971:ce21 — JMicron JM20329 SATA Bridge [eg. HITACHI SimpleDrive mini]
SimpleTech
- Vendor ID
- 4971
- Product ID
- ce21
- Combined
- 4971:ce21
- Decimal
- 18801:52769
What is this device?
This is the USB identifier for a JMicron JM20329 SATA Bridge [eg. HITACHI SimpleDrive mini] manufactured by SimpleTech. The vendor ID 4971 is registered to SimpleTech with the USB Implementers Forum, and ce21 is the product ID that SimpleTech assigned to this particular model. When you run lsusb on Linux, this device appears as 4971:ce21 SimpleTech JMicron JM20329 SATA Bridge [eg. HITACHI SimpleDrive mini].
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 4971:ce21 SimpleTech JMicron JM20329 SATA Bridge [eg. HITACHI SimpleDrive mini]
You can filter directly with lsusb -d 4971:ce21, or get the full descriptor dump with lsusb -v -d 4971:ce21. Kernel messages from dmesg show the same pair as idVendor=4971, idProduct=ce21.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_4971&PID_CE21 USB\VID_4971&PID_CE21&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_4971&PID_CE21"
macOS
$ system_profiler SPUSBDataType
JMicron JM20329 SATA Bridge [eg. HITACHI SimpleDrive mini]:
Product ID: 0xce21
Vendor ID: 0x4971 (SimpleTech)Driver help
Having driver issues with this device? Most USB devices are handled by a generic class driver; if yours shows up as an unknown device, confirm the ID above first, then check the manufacturer's downloads page.
Raw usb.ids entry
The exact lines this page is generated from, in the upstream source file:
4971 SimpleTech ce21 JMicron JM20329 SATA Bridge [eg. HITACHI SimpleDrive mini]