The Siemens Gigaset 2400 handset and charger puts the power of Siemens 2.4GHz cordless technology in the palm of your hand - literally. Add a 2400 to any Gigaset system to extend cordless convenience to every member of your home or small office. You can add up to eight 2400s to your Gigaset 2420 or 2402. Up to four to your Gigaset 2410 or 2415. No phone jack required. No phone jack required. The beauty of the Gigaset 2400 cordless handset is that you don't need to connect it to a phone line. Just plug in the handset charger to standard AC power, charge and go! Caller ID, Call Waiting ID and Other Convenience Features. Your 2400 cordless handsets extend the power and convenience of your Gigaset phone system. Each 2400 comes with a four-line backlit graphical LCD that includes Caller ID*, Call Waiting ID* and Call Log* information for maximum cordless convenience when receiving calls. Other 2400 handset features include: Sleek design - about the size of a TV remote control Lightweight - only six ounces Headset jack and belt clip included for hands-free convenience Up to 8 hours of talk time using two standard AA rechargeable Ni-Cd batteries Up to 80 hours of standby time and 5-7 hours of charge time with standard batteries Feature-Rich, Intelligent Handsets. Gigaset 2400 cordless handsets are easy to install and work together to form an integrated communications system. For example, while you and another user converse together with someone on an outside line, others can intercom each other on their handsets at the same time. All users can access and share advanced system features, plus every handset can be customized with its own ring tones, personalized directory and extension name and number. The total package. With the Gigaset 2400, looks and durability are just as important as functionality. Available in gray or white, its sleek design complements any decor or lifestyle.