: Push the primary straight telephone line cord directly into the wall jack and the remaining end into the back of the base unit until it audibly clicks.

If you want to learn more about the Panasonic KX-TSC934CID phone system or need detailed instructions on how to use it, you can download the user manual from the following link:

To ensure the longevity of your phone, follow these maintenance and care tips:

: Includes a bidirectional speakerphone, allowing you to dial and conduct calls without lifting the handset.