The ZIP 4x4 integrates a business phone with a line-rate Ethernet switch. In addition to four call appearances and four Ethernet ports, the ZIP 4x4 features include built-in AES encryption, single button programmable functions, an adjustable LCD, full-duplex speakerphone, a standards based headset jack, Power over Ethernet, message waiting indicator, and QoS support. The ZIP 4x4's power automated rollout procedure allows IT managers working with the ZIP 4x4 to centralize and minimize their installation, configuration, and deployment procedures. The ZIP 4x4 is 100% based on open standards, and it can be used within any SIP-compatible network.

Telephone Features

• 4 simultaneous call appearances
• Display of name or number for both incoming and outgoing calls
• Dial by phone number or by SIP URI
• On hook dialing (hot key dialling) and number editing
• Redial last 32 incoming and 32 outgoing calls
• 100 number phone book with speed dial access
• Hold (conference or individual calls)
• Transfer, attended and unattended
• Call Forwarding, unconditional, on no answer, and on busy
• Full duplex speaker phone
• Caller Identification
• Selectable call announcement
• Single button Mute
• Single button Do Not Disturb
• Call Park and Pickup
• Message waiting indicator (MWI)
• Standards based 2.5 mm headset jack with built-in amplifier
• Independent volume controls for headset, handset, speaker phone, and ring

Advanced Features

• Encryption using secure RTP and 128-bit AES
• Location specification (time offset from GMT and emergency)*
• Automatic answer through speakerphone (intercom)
• 5-way conference bridging of incoming or outgoing calls
• Here I am (allows the user to log into the phone)*
• Calculator with scientific notation
• Park and Pickup of Conference Call*
• Paging through speaker*
• Regional settings for call progress tones, date and time, and number format
• Keypad lock
• Phone lock
• Custom ring tones
• MXIE integration and advanced prescence features
• Support of optional G.729 8K voice compression standard

Network Integration and Management

• 4 10/100Base-T ports
• Uses DHCP to obtain all relevant network information
• Uses TFTP for configuration and software update
• DNS SRV support to locate SIP registrar (RFC 3263)
• Manual configuration of all network information is possible, protected by password
• Continuous time correction by obtaining date and time from an NTP server
• Remote restart and remote upgrade

Diagnostics

• Indication of network connectivity using LCD and LEDs
• Ping any IP address (ICMP)
• Self tests for display, LEDs, and keys
• Self test for Ethernet switch
• Voice quality calibration and self test

Architecture

• IBM PowerPC microprocessor
• Real time Linux operating system
• Receives power from ac adaptor or over Ethernet connection (IEEE 802.3af)
• Integrated 5 port managed switch provides switching at line rate on all ports

Speech Quality and QoS

• G.711 µ-law (64 kb/s) (optional G.729.* kb/s available)
• Dynamic jitter buffering minimizes latency
• Acoustic echo cancellation (AEC) built into speaker phone
• VLAN tagging and priority marking (IEEE 802.1q and IEEE 802.1p)
• Differentiated Services (RFC 2474 and RFC 2475)
• Toll quality speech in handset, headset, and speakerphone modes

SIP Features

• Session Initiation Protocol (RFC 3261)
• RTP Payload for DTMF digits (RFC 2833)
• Specific Event Notification (RFC 3265)
• Delayed SDP (receipt of session description in ACK)
• Re-INVITE (for call Hold and session updates)
• REGISTER (with automatic refresh)
• Configurable RTP and SIP ports
• Notify for changes to configuration and software update

Ergonomics

• Available in white or black
• High contrast LCD with adjustable tilt angle (0° to 60°)
• Graphical LCD (160 x 32 dots) shows three lines, each 20 characters in text mode
• Aesthetics convey a clean, professional and business like look
• Standard 12 key dialling with dot on the “5” key
• 35 buttons and keys allow quick access to all standard functions
• 11 LEDs provide immediate visual indication of the status of the phone
• Single key to switch between handset, headset, and speaker
• Key clicks can be on, off, or bleep
• DC power plug connects to the phone at a right angle, ensuring that power is not lost when the phone is pulled forward
• Rubber feet and wire guides ensure that the phone sits neatly on the desktop
• Quick reference guide slides out from the base

Physical and Environmental

• Supplied with a 2.5 mm wired headset
• Supplied with an AC power unit (optional)
• Operating temperature: 10°C to 40°C (50°F to 104°F)
• Storage temperature: 0°C to 50°C (32°F to 122°F)
• Weight: 0.9 kg (2.0 lb)
• Shipping weight: 2.0 kg (4.4 lb)
• Dimensions: 180mm (W) x 230 mm (D) x 100 mm (H) (7" x 9" x 4")
• Safety: UL 60950, CSA-C22.2, EN60950:2001
• EMI: FCC Part 15, JCES-003 class A, CISPR 22, AS/NZS 3548 Class A
• EMC: CISPR 24 (EN55024:1998), EN61000-4

* Features depend on the IP phone system, but are fully supported by the ZIP 4x4

Configure your own MX250 System w/ the ZIP 4x4 Phone >>

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