Cisco 7945G Two Line Color Display IP Phone, CP-7945G 5 inch 16bit TFT color display (320 x 240) Allows for greater flexibility of features and applications, and significantly expands the information viewed when using features such as Services, Information, Messages, and Directory. Full duplex speakerphone with acoustic echo cancellation Dedicated headset port eliminates the need for a separate headset amplifier and allows the handset to remain in its cradle More than 24 defined user-selectable ring tones available