: Includes adjustable ringer volume and 16 ringer selection options to suit your environment. Hands-Free Operation
Note: Panasonic discontinued new production of the KX-TSC934CID series in 2018. However, all support documentation remains legally available for existing owners. If the official link ever goes dead, contact Panasonic Customer Support directly for an emailed copy.
: Keep the base unit away from electrical noise-generating devices like fluorescent lamps or motors to maintain clear audio quality.