Product Description: AT&T CL4940 Corded Answering System with Backlit Display, White, Display Dial, Mute, Last Number Redial, Flash, Clearspeak Dial-in-base Speakerphone, Caller ID/Call Waiting, Audible Message Alert Key Features - Simple, corded operation - Line power mode - Display dial - Mute - Last number redial - Flash - Receiver volume control - Ringer volume control - Table- and wall-mountable - Hearing aid compatible - English/Spanish/French setup menu - Clearspeak dial-in-base speakerphone - Speakerphone volume control - Caller ID/call waiting - 50 name and number caller ID history - Digital answering system - Message guardR memory for power failure - Call screen/intercept - Time and date stamp - Remote access with toll saver - Voice prompts - Memo recording - Audible message alert - Auto reset of answering system clock - Message counter - Backlit display - Extra-large ti/lt display for easy viewing - Extra-large buttons - Visual ringing indicator - Extra loud ringer - Audio assist - Equalizer for customized audio Line power mode, Receiver volume control, Ringer volume control, Table- and wall-mountable Hearing aid compatible, English/Spanish/French setup menu, Clearspeak dial-in-base speakerphone Speakerphone volume control, Caller ID/call waiting, 50 name and number caller ID history Digital answering system, Message guardR memory for power failure, Call screen/intercept Time and date stamp, Remote access with toll saver, Audible message alert, Auto reset of answering system clock