The Philips CD4451S Digital Cordless Phone with Answering Machine puts the emotion back into a call. High Definition sound brings people and their feelings closer together. Enjoy high quality conversation, with a level of clarity rarely heard before. Thanks to a high-quality speaker and to a real acoustic chamber, the audio spectrum reaches far beyond what's normally heard on a telephone. Handsfree mode uses a built-in loud speaker to amplify the voice of the caller, allowing you to speak and listen during a call without holding the phone to your ear. This is especially useful if you want to share the call with others or take notes during a call. Minimize