VTech I5808 Accessory Cordless Handset, Silver/Black | Requires a VTech I5858 or I5871 Expandable Phone System to Operate Accessory handset and charging unit for I5858 & I5871 Animated picture Caller ID on High Resolution 65K color display Downloadable images Share phonebook directories between handsets and download directory from Outlook or Palm "Hands-Free" handset speakerphone