Cisco 6921 Unified IP Phone
Cisco 6900 Series
Cisco 6900 Series is energy efficient and eco friendly, in support of customer green initiatives. Users with the Cisco 6900 Series will consume up to 50 percent less power in off-hours versus when the phone is idle during business hours. The Cisco 6900 Series provides great personalization, with the choice of two colors and two handset styles. Most models support full-duplex speakerphones to increase productivity and user experience.