- Single-line IP phone with support for up to two-way calls
- A 128 x 32-pixel monochrome display for view
- Two-way navigation button (up/down)
- Built-in coiled cable for flexible call handling
- Full-duplex speakerphone, facilitates hands-free conversation
- Fixed keys for common telephony features: hold, redial, transfer, and mute
- Foldable, single-position display stand to simplify wall-mount deployments
- Perfect for use in classrooms, retail stores, and small-scale businesses
- Streamlined connectivity through dual-port 10/100 Ethernet switch
Cisco Unified SIP Phone 3905 Description
Channel calls through colleagues from different departments or clients from anywhere in the world with the Cisco Unified SIP Phone 3905, a cost-effective, entry-level IP telephony solution that processes premium audio conversations to meet business needs. One of the unique features of this single-line IP Phone is its ability to process two concurrent calls simultaneously. Furthermore, its minimal form factor and fixed keys for call transfer, redial, and hold/resume makes it an ideal unified solution for use in retail stores, classroom, manufacturing industry, and business spaces.
Ergonomic Design for Intuitive Operation
The Cisco 3905 strikes a sturdy construction and ergonomic design, ensuring user-friendly navigation and ease of operation. The single-line intuitive interface allows users to quickly access essential features, with two-way buttons for smooth navigation, making it an ideal choice for a variety of industries, including retail stores, manufacturing industries, small-scale businesses and more.
High-Quality Audio Experience
Despite being an entry-level IP Phone, it delivers exceptional value with crystal-clear audio quality in every conversation. The 3905 is also equipped with wideband audio support, delivering enhanced voice clarity that contributes to more productive and effective communication. Additionally, you can enjoy the flexibility of hands-free audio conversation by initiating the “speaker” key. Use the key with the microphone icon if you want to mute and unmute conversations.
Cost-Effective Solution for Business Communication
Designed with affordability in mind, the Cisco Unified SIP Phone 3905 provides a cost-effective solution for businesses seeking reliable communication tools without compromising on quality. It is an excellent choice for organisations looking to enhance their communication infrastructure within budgetary considerations.
SIP Protocol Compatibility
Built on the Session Initiation Protocol (SIP), the Cisco 3905 ensures compatibility with a wide range of communication platforms and services. This flexibility makes it a versatile choice, allowing seamless integration into your existing communication ecosystem.
What's In The Box?
- Cisco Unified SIP Phone 3905 with Handset
- Ethernet Cable
Cisco Unified SIP Phone 3905 Specifications
Hardware Features:
- Ergonomic design: The phone offers an easy-to-use interface and provides a traditional telephony-like user experience.
- Display: A graphical monochrome display with a resolution of 128 x 32 pixels provides a scrollable two-line intuitive access to phone services and configuration.
- Foot stand: A foldable single-position foot stand offers optimum display viewing and comfortable use of keys.
- Wall mountable: You can fold the foot stand for wall mounting, with mounting holes located on the base of the phone.
- Speakerphone: A full-duplex speakerphone allows for flexibility in placing and receiving calls.
- Volume control: The volume control toggle makes it easy to adjust the volume of the handset, speakerphone, and ringer.
- Ethernet switch: The phone has a 10/100BASE-T Ethernet connection through two RJ-45 ports, one for the LAN connection and the other for connecting a downstream Ethernet device such as a PC.
Buttons
The phone has the following buttons:
- Select, Back, and Two-Way Navigation
- Redial, Transfer, and Hold/Resume
- Standard dial pad
- Mute, Volume Up/Down, and Speakerphone
Firmware
Signalling protocol
- Session Initiation Protocol (SIP) is supported
Call features
- Adjustable volume levels
- Auto barge
- Call forward
- Call pickup
- Call waiting
- Call transfer
- Conference
- Forced Authorization Codes (FAC)
- Group call pickup
- Message-waiting indicator
- Music on hold
- Private-line automatic ringdown (PLAR)
- Redial
- Shared line
Audio codec support
- G.711a, G.711μ, G.729, G.729a, and G.729ab.
Voice quality
- Comfort-noise generation (CNG) and voice-activity-detection (VAD) programming is provided on a system basis.
Configuration options
- Dynamic Host Configuration Protocol (DHCP) client or static configuration
- Support for online firmware upgrades using Trivial File Transfer Protocol (TFTP)
- Domain Name System (DNS)
Provisioning and manufacturing
- Web server for configuration and statistics
- Real-Time Control Protocol (RTCP) support and monitoring
- Syslog
Protocols
- SIP
Connectivity
- 10/100BASE-T wired Ethernet LAN port plus switched PC port.
Memory
- 4-MB flash memory
- 32-MB synchronous dynamic RAM (SDRAM)
Language support
- Arabic (Arabic area), Bulgarian (Bulgaria), Catalan (Spain), Chinese (China), Chinese (Hong Kong), Chinese (Taiwan), Croatian (Croatia), Czech (Czech Republic), Danish (Denmark), Dutch (Netherlands), English (United Kingdom; prompts only), Estonian (Estonia), French (France), Finnish (Finland), German (Germany), Greek (Greece), Hebrew (Israel), Hungarian (Hungary), Italian (Italy), Japanese (Japan), Korean (Korea Republic), Latvian, Lithuanian, Norwegian (Norway), Polish (Poland), Portuguese (Portugal), Portuguese (Brazil), Romanian (Romania), Russian (Russian Federation), Spanish (Spain), Slovak (Slovakia), Swedish (Sweden), Serbian (Republic of Serbia), Serbian (Republic of Montenegro), Slovenian (Slovenia), Thai (Thailand), and Turkish (Turkey) are supported, but in different phases.
Physical dimensions
- 8.07 x 5.91 x 2.11 in. (205 x 150 x 53.5 mm)
(in slab mode with the foot stand folded)
Weight
- 20.96 oz (594.3g)
Power over Ethernet (PoE)
- IEEE PoE 802.3af is supported, Class 1.
Local power
- The phone can also be powered locally with one of the power adapters listed in Table 3.
Environmental
- Operational Temperature: 32 to 104°F (0 ~ 40°C)
- Relative Humidity: 10 to 95% (non condensing)
- Storage Temperature: 14 to 140°F (-10 to 60°C)
Cosmetic
- Cisco Cosmetic Class B
Approvals and compliance
Regulatory compliance:
- CE markings per directives 2004/108/EC and 2006/95/EC
Safety:
- UL 60950 Second Edition
- CAN/CSA-C22.2 No. 60950 Second Edition
- EN 60950 Second Edition
- IEC 60950 Second Edition
- AS/NZS 60950
- GB4943
EMC:
- FCC Part 15 (CFR 47) Class B
- ICES-003 Class B
- EN55022 Class B
- CISPR22 Class B
- AS/NZS CISPR22 Class B
- VCCI Class B
- KN22 Class B
- CISPR24
- EN55024
- EN61000-3-2
- EN61000-3-3
- KN 24
Telecom:
- FCC Part 68 (47CFR) (HAC)
- Canada-CS-03-HAC
- Australia AS/ACIF S004, AS/ACIF S040
- New Zealand- PTC 220 Draft
More Information
| SKU | CP-3905 |
|---|---|
| Weight | 1.000000 |
| Brand | Cisco |
| Audio Conference Type | Desk Phone |
| Multiple Part Calling | No |
| Interface | Ethernet |
| With Display | No |
| Connectivity | Wired |
| Connect To | IP Lines |
| Display Option | Display & Keypad |
| Keypad | Yes |
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Search FAQs
Questions & Answers
Cisco Unified SIP Phone 3905 Description
Channel calls through colleagues from different departments or clients from anywhere in the world with the Cisco Unified SIP Phone 3905, a cost-effective, entry-level IP telephony solution that processes premium audio conversations to meet business needs. One of the unique features of this single-line IP Phone is its ability to process two concurrent calls simultaneously. Furthermore, its minimal form factor and fixed keys for call transfer, redial, and hold/resume makes it an ideal unified solution for use in retail stores, classroom, manufacturing industry, and business spaces.
Ergonomic Design for Intuitive Operation
The Cisco 3905 strikes a sturdy construction and ergonomic design, ensuring user-friendly navigation and ease of operation. The single-line intuitive interface allows users to quickly access essential features, with two-way buttons for smooth navigation, making it an ideal choice for a variety of industries, including retail stores, manufacturing industries, small-scale businesses and more.
High-Quality Audio Experience
Despite being an entry-level IP Phone, it delivers exceptional value with crystal-clear audio quality in every conversation. The 3905 is also equipped with wideband audio support, delivering enhanced voice clarity that contributes to more productive and effective communication. Additionally, you can enjoy the flexibility of hands-free audio conversation by initiating the “speaker” key. Use the key with the microphone icon if you want to mute and unmute conversations.
Cost-Effective Solution for Business Communication
Designed with affordability in mind, the Cisco Unified SIP Phone 3905 provides a cost-effective solution for businesses seeking reliable communication tools without compromising on quality. It is an excellent choice for organisations looking to enhance their communication infrastructure within budgetary considerations.
SIP Protocol Compatibility
Built on the Session Initiation Protocol (SIP), the Cisco 3905 ensures compatibility with a wide range of communication platforms and services. This flexibility makes it a versatile choice, allowing seamless integration into your existing communication ecosystem.
What's In The Box?
- Cisco Unified SIP Phone 3905 with Handset
- Ethernet Cable
Cisco Unified SIP Phone 3905 Specifications
Hardware Features:
- Ergonomic design: The phone offers an easy-to-use interface and provides a traditional telephony-like user experience.
- Display: A graphical monochrome display with a resolution of 128 x 32 pixels provides a scrollable two-line intuitive access to phone services and configuration.
- Foot stand: A foldable single-position foot stand offers optimum display viewing and comfortable use of keys.
- Wall mountable: You can fold the foot stand for wall mounting, with mounting holes located on the base of the phone.
- Speakerphone: A full-duplex speakerphone allows for flexibility in placing and receiving calls.
- Volume control: The volume control toggle makes it easy to adjust the volume of the handset, speakerphone, and ringer.
- Ethernet switch: The phone has a 10/100BASE-T Ethernet connection through two RJ-45 ports, one for the LAN connection and the other for connecting a downstream Ethernet device such as a PC.
Buttons
The phone has the following buttons:
- Select, Back, and Two-Way Navigation
- Redial, Transfer, and Hold/Resume
- Standard dial pad
- Mute, Volume Up/Down, and Speakerphone
Firmware
Signalling protocol
- Session Initiation Protocol (SIP) is supported
Call features
- Adjustable volume levels
- Auto barge
- Call forward
- Call pickup
- Call waiting
- Call transfer
- Conference
- Forced Authorization Codes (FAC)
- Group call pickup
- Message-waiting indicator
- Music on hold
- Private-line automatic ringdown (PLAR)
- Redial
- Shared line
Audio codec support
- G.711a, G.711μ, G.729, G.729a, and G.729ab.
Voice quality
- Comfort-noise generation (CNG) and voice-activity-detection (VAD) programming is provided on a system basis.
Configuration options
- Dynamic Host Configuration Protocol (DHCP) client or static configuration
- Support for online firmware upgrades using Trivial File Transfer Protocol (TFTP)
- Domain Name System (DNS)
Provisioning and manufacturing
- Web server for configuration and statistics
- Real-Time Control Protocol (RTCP) support and monitoring
- Syslog
Protocols
- SIP
Connectivity
- 10/100BASE-T wired Ethernet LAN port plus switched PC port.
Memory
- 4-MB flash memory
- 32-MB synchronous dynamic RAM (SDRAM)
Language support
- Arabic (Arabic area), Bulgarian (Bulgaria), Catalan (Spain), Chinese (China), Chinese (Hong Kong), Chinese (Taiwan), Croatian (Croatia), Czech (Czech Republic), Danish (Denmark), Dutch (Netherlands), English (United Kingdom; prompts only), Estonian (Estonia), French (France), Finnish (Finland), German (Germany), Greek (Greece), Hebrew (Israel), Hungarian (Hungary), Italian (Italy), Japanese (Japan), Korean (Korea Republic), Latvian, Lithuanian, Norwegian (Norway), Polish (Poland), Portuguese (Portugal), Portuguese (Brazil), Romanian (Romania), Russian (Russian Federation), Spanish (Spain), Slovak (Slovakia), Swedish (Sweden), Serbian (Republic of Serbia), Serbian (Republic of Montenegro), Slovenian (Slovenia), Thai (Thailand), and Turkish (Turkey) are supported, but in different phases.
Physical dimensions
- 8.07 x 5.91 x 2.11 in. (205 x 150 x 53.5 mm)
(in slab mode with the foot stand folded)
Weight
- 20.96 oz (594.3g)
Power over Ethernet (PoE)
- IEEE PoE 802.3af is supported, Class 1.
Local power
- The phone can also be powered locally with one of the power adapters listed in Table 3.
Environmental
- Operational Temperature: 32 to 104°F (0 ~ 40°C)
- Relative Humidity: 10 to 95% (non condensing)
- Storage Temperature: 14 to 140°F (-10 to 60°C)
Cosmetic
- Cisco Cosmetic Class B
Approvals and compliance
Regulatory compliance:
- CE markings per directives 2004/108/EC and 2006/95/EC
Safety:
- UL 60950 Second Edition
- CAN/CSA-C22.2 No. 60950 Second Edition
- EN 60950 Second Edition
- IEC 60950 Second Edition
- AS/NZS 60950
- GB4943
EMC:
- FCC Part 15 (CFR 47) Class B
- ICES-003 Class B
- EN55022 Class B
- CISPR22 Class B
- AS/NZS CISPR22 Class B
- VCCI Class B
- KN22 Class B
- CISPR24
- EN55024
- EN61000-3-2
- EN61000-3-3
- KN 24
Telecom:
- FCC Part 68 (47CFR) (HAC)
- Canada-CS-03-HAC
- Australia AS/ACIF S004, AS/ACIF S040
- New Zealand- PTC 220 Draft
| SKU | CP-3905 |
|---|---|
| Weight | 1.000000 |
| Brand | Cisco |
| Audio Conference Type | Desk Phone |
| Multiple Part Calling | No |
| Interface | Ethernet |
| With Display | No |
| Connectivity | Wired |
| Connect To | IP Lines |
| Display Option | Display & Keypad |
| Keypad | Yes |
