Cisco Unified IP 521G


Cisco Unified IP 521G is an affordable and entry-level IP phone with flourishing features that meets basic requirements of any small business. Unified IP 521G is a single-line IP phone from Cisco Unified IP Phone 500 Series with two call line appearances. Other IP phones included in this series are 521SG, 524G, and 524SG. It is designed to be used with Cisco's Unified Communications 500 Series, as well as other Business VoIP services. IP 521G phone is optimized to take over traditional voice systems or to layer the next-generation voice system into Category 5 (CAT5) environment. 521G IP phone provides wide range of productivity enhancing utilities and is covered by Cisco standard 1-year hardware warranty.

Cisco Unified IP Phone 521G comes with comprehensive set of powerful attributes. It allows user to take full advantage of integrated data and voice networks. It offers efficient attributes of business phones and improves productivity by targeting needs of various users throughout any organization. Unified IP 521G (CP-521G) comes equipped with four dynamic soft keys that provide one-touch access to conference, redial, hold, and call transfer. Fixed feature keys provide access to full-duplex speakerphone, mute, voicemail, and headset. It also has a menu key to access directory, call history, user preferences, network settings, restart, and factory reset.
Backlit pixel-based 128 x 64 monochrome LCD graphical display gives device system information and calling information at fingertips. Unified IP 521G can also be used with productivity-enhancing features like VoiceView Express and directory search. 521G IP phone can be network switch with PoE (Power over Ethernet) or by optional power adapter. It comes with Cisco Green power efficiency features, which switch off LCD when phone is not in use to save power.
Security is the key element of any Internet telephony system and Cisco Unified IP 521G phone play major role in embedding security at user's access edge. Cisco SMARTnet Service helps protect/secure valuable data, voice, and wireless IT assets. This Service provides a variety of dependable choices for access to business-critical parts and service delivery options.

Cisco Unified IP Phone 521G supports Cisco Configuration Assistant. It's a PC based perceptive GUI configuration tool, which simplifies task of configuring and managing multiple utilities like unified communications, wireless, routing, and security. After connecting 521G successfully to network and basic configuration, user should hear a dial tone when picking up handset. If you want to set up separate lines, you need to change line appearances according to different SIP registrations. Other features that help a lot include front-panel views of devices, an interactive topology view, and drag-and-drop Cisco IOS Software upgrades.

Cisco 521G IP phone can easily grow with your business and user can add new features by upgrading phone firmware. No hands-on changes are required on phone when relocating; simply plug in pre-configured phones anywhere on network.
Cisco Unified IP Phone 521G Key Features and Benefits:
  • 2.5mm headset for hands-free calling
  • A Full-duplex speakerphone
  • 128 x 64 monochrome LCD graphical display
  • A 100BASE-T Ethernet connection through RJ-45 port for LAN
  • Optimum display viewing and comfortable use of buttons and keys
  • More than 24 user-adjustable ring tones
  • Hearing-aid-compatible (HAC) handset that meets ADA requirements
  • Codec support: G.711a, G.711, G.729a, G.729b, and G.729ab audio-compression codecs
  • Provisioning of network parameters through Dynamic Host Configuration Protocol (DHCP)
  • Comfort-noise generation and voice-activity-detection (VAD) programming on a system basis
  • Software upgrade supported using a Trivial File Transfer Protocol (TFTP) server
  • Dimensions: 160 x 195 x 180 mm (H x W x D)
  • Weight 2.15 lb (0.9752 kg)
  • Supports IEEE 802.3af PoE

Cisco Unified IP 521G is perfect choice for customers those undergoing transition from traditional digital or hybrid key telephone system (KTS), and PBXs to system based on Cisco Unified Communication 500 Series. All innovative features make it simplify to handle personal mailbox options, notifications, and voicemail messages.