CP-3905-RF CISCO Unified Sip Phone Handset

Review CISCO Lot Of Unified Sip Business Phone Charcoal No Handset

The Cisco CP-3905-RF Unified SIP Phone is a versatile and feature-rich handset designed for business communications. This phone is part of the Cisco Business IP Phones 7900 Series, which delivers advanced voice, video, and mobility capabilities.

The CP-3905-RF model comes with a built-in Gigabit Ethernet switch for high-speed connectivity and a RF module for DECT wireless connectivity, making it an excellent choice for employees who need to move around while staying connected to their desk phone.

The phone's sleek and modern design features a high-resolution, backlit graphical LCD display with a 160x128-pixel resolution. This display provides clear and easy-to-read text and graphics, and it supports a wide range of customizable features, including call information, call logs, and call handling options.

The CP-3905-RF handset offers a range of advanced voice features, including support for SIP (Session Initiation Protocol) and HD Voice (High-Definition Voice), which delivers clearer and more natural-sounding voice communications. The phone also supports a variety of call handling features, such as call forwarding, call waiting, and call transfer.

Additionally, the CP-3905-RF handset includes a built-in speakerphone, a full-duplex hands-free speakerphone, and a high-definition 3.5mm headset jack. This allows users to make and receive calls in hands-free mode, making it convenient for multitasking or working in a busy environment.

The phone also features a built-in USB port, which supports a variety of USB peripherals, including wired headsets, USB flash drives, and Ethernet cables. This allows users to easily customize their phone setup and expand its functionality.

The Cisco CP-3905-RF Unified SIP Phone is compatible with a range of Cisco Unified Communications Manager (Call Manager) and Cisco Unified Communications Manager Express (Express) platforms, making it a flexible and adaptable solution for businesses of all sizes.

Overall, the Cisco CP-3905-RF Unified SIP Phone is a powerful and feature-rich handset that delivers advanced voice, video, and mobility capabilities for modern business communications. Its sleek design, advanced features, and flexibility make it an excellent choice for businesses looking to enhance their communication infrastructure.

Cisco CP-3905-RF Unified SIP Phone is a feature-rich IP phone designed for businesses. Here are some pros and cons that might help you in deciding whether to buy this handset or not.

1. High-Definition Voice: The Cisco CP-3905-RF delivers high-definition voice quality, ensuring clear and crisp audio during calls.

2. Rugged Design: This handset is built to withstand harsh environments, making it an ideal choice for industries such as healthcare, hospitality, and manufacturing. It is also dustproof, waterproof, and shock-resistant.

3. Wireless Connectivity: The CP-3905-RF comes with built-in Wi-Fi and Bluetooth, allowing users to make and receive calls wirelessly.

4. Advanced Features: The phone offers advanced features such as call forwarding, call waiting, call transfer, and three-way conferencing.

5. Energy Efficient: The handset is Energy Star certified, which means it consumes less power and helps reduce energy costs.

1. Price: The Cisco CP-3905-RF is a high-end IP phone, and its price tag reflects its advanced features and rugged design.

2. Complex Setup: Some users have reported that setting up the phone can be a complex process, especially for those who are not tech-savvy.

3. Limited Keys: The phone has a limited number of physical keys, which might not be sufficient for users who need quick access to multiple features.

4. No Ethernet Port: The phone does not have an Ethernet port, which means it must be connected to the network via Wi-Fi.

The Cisco CP-3905-RF Unified SIP Phone is a high-end IP handset that offers advanced features, high-definition voice quality, and a rugged design. While it has some cons such as a complex setup and a limited number of physical keys, its pros far outweigh its cons. If you are looking for a feature-rich, high-quality IP phone that can withstand harsh environments, the CP-3905-RF is an excellent choice.

If you are in the market for a high-end IP phone and require advanced features and a rugged design, the Cisco CP-3905-RF Unified SIP Phone is an excellent recommendation. While it may be on the pricier side, its benefits far outweigh the cost. However, if you have a limited budget or do not require advanced features, you might want to consider other more affordable options.

Details:

Handset not included. Only what is pictured included in this listing. Lot of 4 Cisco CP-3905-RF unified sip business phone charcoal no handset, model: CP-3905-RF, item is new in the original open box. Classification: new.

specifications voipbusiphone:

• brand: Cisco
• mpn: Cp-3905-rf
• type: Sip Phone
• color: Charcoal
• country of origin: China

shipping voipbusiphone:

• type: fixed
• class: standard
• transit: 3-7 days
• service: standard

seller voipbusiphone:

• # reviews: 971
• rating: 99.9%
• city: canton, massachusetts

returns voipbusiphone:

• method: money back
• policy: returns accepted
• paid by: buyer
• time: 30 days

payments voipbusiphone:

• other
• wallet: google-pay
• credit card: mastercard

general voipbusiphone:

• category: Computers > Computers/tablets > Enterprise Networking, Servers > Voip Business Phones/ip Pbx

offer voipbusiphone:

• prices: $34.95–$99.95
• item condition:
  • Open box
  • New
• sold #: 10
• started: june 10, 2026
• best offers: true
• availability: in stock
• in stock #: 3
• options: ship-to-home