Cisco CP-7841-K9, 7800 Series Voip Phone (Power Supply Not Included)

Cisco CP-7841-K9= 7800 Series Voip Phone (Power Supply Not Included)Cisco 7841 delivers simple, highly secure, and highly cost-effective voice communications for small to large businesses. it is supported both on-premises and hosted from cisco and on third-party hosted call control platforms. the 7841 is an ideal endpoint for moderately active voice communications needs of workers, administrative staff, and managers.Cisco CP-7841-K9, 7800 Series Voip Phone specificationsPhone Model: Cisco CP-7841-K9 7800 Series VoIP PhoneDisplay and User Interface:Display: 3.5-inch (396×162 pixels) white backlit grayscale displaySoftkeys: 4 programmable context-sensitive softkeysLine Keys: 4 programmable line keys with tri-color LED indicatorsNavigation Cluster: 4-way navigation cluster for menu and feature navigationAudio Features:Wideband Audio: Yes (G.722)Full-Duplex Speakerphone: YesAcoustic Echo Cancellation: YesBackground Noise Reduction: YesHeadset Port: RJ-9 headset portVoice Quality:Audio Codec Support: G.711a, G.711u, G.729a, G.729ab, iLBCVoIP Protocols: SIP (Session Initiation Protocol)Networking and Connectivity:Ethernet Ports: 2 x 10/100/1000 Gigabit Ethernet ports (RJ-45)Power over Ethernet (PoE) Support: Yes (IEEE 802.3af)PC Pass-Through Port: 1 x 10/100/1000 Gigabit Ethernet port (RJ-45) for connecting a computerAdditional Features:Directory: Supports local and server-based directoriesCall History: Lists incoming, outgoing, and missed callsCall Waiting Indicator: YesCall Transfer: YesCall Forwarding: YesRedial: YesDo Not Disturb: YesMulti-language Support: YesWall-Mountable: Yes, with optional wall mount kitPower Requirements:Power Source: Power over Ethernet (PoE) or optional external power supplyPhysical Characteristics:Dimensions (W x D x H): Approximately 8.1 x 7.1 x 6.0 inches (20.6 x 18.0 x 15.2 cm)Weight: Approximately 2.1 lbs (0.95 kg)Environmental Conditions:Operating Temperature: 32°F to 104°F (0°C to 40°C)Storage Temperature: -4°F to 158°F (-20°C to 70°C)Operating Humidity: 10% to 90% non-condensingSKU:ADIB00GYLQX8CFour line and programmable feature keys provide quick access to telephony features and staffHigh-resolution 384×106 pixel, graphical grayscale display makes viewing easier at a glanceDedicated fixed keys, ease communications for increased efficiencyA built-in speakerphone provides choice with hands-free communicationsWideband for enhanced audio clarity is supported on handset, speaker and headset