Cisco 8851-K9 IP PhoneCisco 8851-K9 IP PhoneGraphical display: 800 × 480, 24-bit color, 5-in.WVGA display provides scrollable access to calling features and text-based XML applications.Analog head set: It is a standard wideband-capable RJ-9 audio port.AUX port: You can use an auxiliary port to support electronic hook switch control with a third-party headset connected to it.USB: A side USB port enhances the usability of call handling by enabling wired or wireless headsets, as well as provides up to 500-mA power output at 5V or 2.5W for smartphone charging.
