There are two handsets included, and you can add up to five handsets total without worrying about wires or connections. A built-in loudspeaker with a unique acoustic design provides an optimal speakerphone experience. This is especially useful for sharing calls with others in the room or taking notes during a call. The handsets have a polyphonic ringer and a phonebook with room for 100 entries, and feature a two-line display with a blue backlight that supports caller ID, call waiting, Caller ID on call waiting, and conference call. The rechargeable batteries have a talk time of up to 12 hours and a standby time of up to 150 hours.

What's in the Box
Two handsets, base station, charger, power supply unit for base station, power supply for charger, line cord, four batteries, quick start guide, user's manual, warranty card, and two belt clips.

Product Description
With voice clarity as clear as a face-to-face conversation, the CD4 series puts the emotion back into a call. HD 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 allows you to speak and listen during a call without holding the handset. This is especially useful if you want to share the call with others or take notes during a call.