Uniden 3162 2-Line Desktop Corded Speakerphone with Caller ID, black, one phone Corded desktop phone with 2-line capabilities 60 caller ID memory (to activate the caller ID features, subscription through local telephone company is required) 4-level volume control; hi-lo-off ringer control 10 phonebook memory; 3 one-touch memory keys Speakerphone with mute