This Sennheiser antenna operates in the 450 - 960 MHz frequency range. Before buying, make sure to check your country's wireless frequency regulations as some frequency ranges may be illegal in certain countries. Note that as shown in the photos, the wire in the antenna is slightly bent.

Using this Sennheiser antenna is quite straightforward. First, find a suitable location to install it where it can get a good signal. Make sure to check your country's wireless frequency laws before using it, as some frequencies might be illegal. When handling the antenna, be careful not to bend the wire further. For maintenance, keep it clean and dry. If you notice any issues with the signal or the antenna's condition, it's best to contact a professional for help.