Speedlink SL-6449-SBK Instructions page 8

Technical Information
 Manufacturer: Jöllenbeck GmbH, Kreuzberg , D-70 Weertzen,
GB
Germany
 Model number: SL-69
 Product name:
 1.0m shielded USB cable
 Operating voltage: 5V DC
Workspace ergonomics
Incorrect use of a keyboard, or using it for extended periods
of time, can lead to physical injury. You can minimise this by
following a few simple steps. An ergonomically laid out workspace
can help minimise injury and even increase your productivity.
Base Line USB Keyboard