Feature: 1. Powerful Memory Function: Compatible with FSK/DTMF dual system, display, store and view incoming and outgoing numbers. Record 62 (Max) incoming and 16 (Max) outgoing numbers (8 digits). 2. Clear Display: Desktop corded telephone has call display, 16 bit HD display screen, call number, date, time with the same screen display, simple and convenient at a glance. 3. Energy Saving: Battery free, environmental protection and energy saving. It can be used by dialing and answering. Line interface, single interface extension line, can be directly as the host. 4. Ergonomic Design: Key design, feel clear, can contact wear resistant, easy to use. Fixed hole non slip pad, two non slip fixed hole, reduce table top friction. 5. Multi function Setting: With pre dial, redial, correction, delete function, calculator function, alarm clock setting, 24 kinds of optional ring tones, in line with the multi functional commercial telephone. Specification: Item Type: Desktop Corded Telephone Material: ABS Model: KX-T2027CID Size: Approx. 210x160x95mm / 8.3x6.3x3.7in (Manual Measurement Allows Errors) Main Functions: Caller Id, Semi hands free, Battery free, Extension Interface, 24 Ringtones. Package List: 1 x Telephone 1 x Telephone Receiver1 x Telephone Line1 x Handset Cord Note: The color of the phone line is random. It can be used without installing a battery, and can be used for dialing and answering.