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Широкополосна акустика з двоелементним динаміком у конференц-телефоні
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Розширене покриття приміщення з підтримкою послідовного підключення двох пристроїв
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Підтримка додаткового бездротового подовжувального мікрофона DECT
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Session Initiation Protocol (SIP)
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Аутентифікація пристрою та шифрування сигналів з використанням Transport Layer Security (TLS) з Advanced Encryption Standard 128 (AES-128)
- Шифрування мультимедіа з використанням безпечного транспортного протоколу в реальному часі (SRTP) з AES-128
Table 1. Features and benefits
|
Feature |
Specification |
|
Features |
|
|
Superior wideband acoustics |
160 Hz to 20 kHz, +/-3 dB.
The latest in wideband codecs for maximum voice bandwidth.
Enhanced speech quality and speaker recognition. |
|
Output |
92-dB SPL peak output* |
|
Expanded room coverage |
160-дир conical pattern provides even coverage of listening area.
Four Hemi-Cardioid microphones are perfectly spaced so that they combine to provide a 180-degree pick-up pattern навколо device. Speech is captured at the same level at all points around the Cisco Unified IP Conference Phone 8831.
Ability to grow to fit a variety of room needs.
◦ Small Office (base unit)
◦ Standard Conference Room (base unit and 2 wired or wireless extension microphones)
◦ Boardroom (daisy chaining two base units)
◦ Large Boardroom (габаритний дзвінок двох базових ліній і 2 бездротові або бездротові мікрофони) |
|
Microphone Accessory Options |
|
|
Wired microphone |
Тим мікрофоном виповнюється operational range of the Cisco Unified IP Conference Phone 8831 with even coverage around the periphery of device with 7 feet of additional reach. |
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Wireless microphone |
DECT бездротовий мікрофон для Cisco Unified IP Конференція Phone 8831 забезпечує додаткову консультацію з розширеною функціональністю 300 хвилин. > |
|
Power Features |
|
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IEEE 802.3af line power |
Local power supply is not required. |
|
Cisco Power Cube 3 |
Цей Power cube використовується стандартом Cisco Unified IP Phone Power Supply for non-Power over Ethernet (PoE) deployments. It is required for daisy chaining two units together. |
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Call-Control Support |
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Cisco Unified Communications Manager |
The phone supports Cisco Unified Communications Manager ( Cisco UCM) Releases 8.5(1), 8.6(2), 9.0, та останні. |
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Cisco Business Edition 3000 |
The phone is supported on the Cisco Business Edition 3000 Releases 8.6(1) and later. |
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Cisco Business Edition 6000 |
The phone is supported on the Cisco Business Edition 6000 Releases 8.6(5) and later. |
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Cisco Unified Communications Manager Express |
Тефон supported with CME 10.0 and above. On IOS 15.4(1)T and later with Fast Track Support. |
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Cisco Hosted Collaboration Solution |
The phone is supported with 8.6(2 ) and later (using supported UCM versions above). |
Table 2. Features and Specifications
|
Feature |
Specification |
||
|
Signaling protocol support |
Session Initiation Protocol (SIP) |
||
|
Codec support |
G.711, G.729 (a and ab), G.722, and Internet Low Bitrate Codec (iLBC) |
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Calling feature support |
+ Dialing (E.164), Adjustable ringing and volume levels, Adjustable display brightness, Application launch pad, Auto-answer, Auto-detection of headset, Barge, Call forward, Call history lists, Call timer, Call waiting, Caller ID, Corporate directory, Conference, Direct transfer, Fast-dial service, Hold, Immediate divert, Join, Message-waiting indicator, Music on hold, Mute, Network profiles (automatic), On- and off-network distinctive ringing, Personal directory, Predialing before sending, Privacy, Ring tone per line appearance, Shared line, Survivable Remote Site Telephony (SRST), Time and date display, Transfer, Voicemail |
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Directories |
Cisco Unified IP Conference Phone 8831 identifies incoming messages and categorizes them for users on the screen . Це feature allows you to quickly and effectively return calls використовуючи direct dial-back capability. Корпоративні директорії integrated with Lightweight Directory Access Protocol Version 3 (LDAPv3) standard directory. |
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Apps |
The Apps soft key allows you to enter the Applications menu, where you able to adjust Display contrast, select background images (if available), and select from large number of unique ringer sounds through the User Preference menu. Configuration може бути будь-яким автоматичним або автоматичним набором для Dynamic Host Control Protocol (DHCP), Trivial File Transfer Protocol (TFTP), Cisco Unified Communications Manager, backup Cisco Unified Communications Manager instances.< o:p> |
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Help |
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Hold, Mute, and Redial keys |
Mute key is a fixed key. Коли він є активним, світлодіодні лампи на Cisco Unified IP Conference Phone 8831 є добре, як на функціональних мережах і бездротових мікрофонах. Спільнота і сумісні зроблені як soft keys, з'єднані з роботою, і є в тому ж положенні для легкого доступу. |
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Wired control panel |
Телеграф дає змогу легко контролювати вашу освіту і переглядати дисплей без перерви entire unit. |
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Display |
The conference station has a large high-resolution, graphical 3.5-inch backlit display (396 x 162 pixels). |
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Speakerphone |
The Cisco Unified IP Conference Phone 8831 offers full-duplex high-quality wideband speakerphone technology. Included є Automatic Gain Control, комфортна передача generation, silence suppression and voice активності відкриття, Echo Suppression, і dynamickий noise reduction, які reduces noise до 9 dB від constant noise sources such as fans or heating, ventilation, and air condiing HVAC) systems.
A 2-way high-fidelity loudspeaker system забезпечує велику швидкість clarity versus traditional conferencing systems. |
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Volume control |
Додаткові Volume Control buttons on Cisco Unified IP Conference Phone 8831 використовується для easy, decibel- level adjustments for the speakerphone and ringer. |
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Quality-of-service (QoS) options< o:p> |
Cisco Unified IP Conference Phone supports DHCP and 802.1Q/p standards. Конференц-станція може бути configured with 801.1Q VLAN заголовок містить VLAN ID overrides configured by the Admin VLAN ID. |
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Multiple ring tones |
User-adjustable ring tones are available. |
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Security |
Cisco Unified IP Conference Phone 8831 supports device authentication through 802.1.x supplicant (TLS) and SRTP. |
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Configuration options |
Ви можете налаштувати IP-адресу assignment statically or through the DHCP client. |
Table 3. System Specifications
|
Category |
Specification |
|
Dimensions (H x W x D) |
Based: 10.38 x 10.38 x 2.0 in. (15.05 x 26.35 x 5.08 cm) Control panel: 5.75 x 5.0 x 1.0 in. (14.61 x 12.7 x 2.54 cm)< o:p>
Microphones: 3.5 x 2.5 x 0.5 in. (8.89 x 6.35 x 1.27 cm)
Charger tray: 6.5 x 4.5 x 0.75 in. (16.51 x 11.43 x 1.90 cm) |
|
Weight |
Base 3.50 фунтів. (1,587.0 grams)
DCU 0.56 фунтів. (253.0 grams)
Wired Microphones 0.15 фунтів. (66.8 grams)
Wireless Microphones ; 0.14 фунтів. (64.7 grams)
Charger 0.42 фунтів. (191.9 grams) |
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Display |
3.25 x 1.5 in. (8.26 x 3.81 cm); 396 x 162 pixels. |
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Phone casing composition |
Polycarbonate acrylonitrile butadiene styrene (ABS) textured plastic. |
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Power requirements |
Cisco Unified IP Conference Phone 8831 ISAN interoperable IEEE 802.3af PoE (Class 3 device ); 48 VDC is required; it can be supplied locally at the desktop using an optional AC-to-DC Power Supply (CP-PWR-CUBE-3=). Використання основного права також потребує використання однієї з відповідних AC country cords Listed in Table 7 later in this document.
Use of a power supply (CP- PWR-CUBE-3=) is required при використанні Cisco Unified IP Conference Phone 8831 in a daisy-chain configuration. |
Table 4. Temperature
|
Category |
Range |
|
Operational temperature |
23~104°F (-5°C~40°C) |
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Nonoperational temperature shock |
-13~158 (-25~70°C) |
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Temperature altitude (operational) |
77°F (25°C) ambient condition to 9843 ft (3000m) |
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Temperature altitude (nonoperational) |
Ambient condition to 15,000 ft (4572m) |
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Temperature humidity (nonoperational) |
95% relative humidity |
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