Cisco SPA504G 4-Line VoIP Phone
by Cisco
- Model: Cisco SPA504G
- Type: 4-Line VoIP Phone (SIP-based)
- Display:
- LCD Display: 128 x 64 pixel monochrome backlit LCD screen
- Display Features: Shows caller ID, call duration, and menu options
- Icons: Provides on-screen icons for feature status (mute, speakerphone, voicemail, etc.)
- Lines:
- Supports up to 4 simultaneous SIP accounts/lines
- Call Handling: Supports call hold, transfer, conferencing, and forwarding
- Audio:
- Wideband Audio: HD voice quality for crystal-clear calls with wideband audio support
- Speakerphone: Full-duplex speakerphone for hands-free communication
- Headset Support: Supports both wired and wireless headsets (via RJ9 or EHS for compatible headsets)
- Volume Control: Adjustable ringer, speaker, and handset volume
- Networking:
- Ethernet Ports: Dual 10/100/1000 Gigabit Ethernet ports for connecting to the network and a PC
- Power over Ethernet (PoE): IEEE 802.3af PoE support for easier installation and cable management
- Network Protocols: Supports SIP and a variety of other VoIP protocols
- Connectivity:
- RJ9 Headset Port: Compatible with wired headsets (via 3.5mm RJ9 connector)
- Additional Ports: 1 x RJ45 network port and 1 x RJ45 PC port for dual Ethernet connections
- Audio Features:
- Echo Cancellation: Built-in echo cancelation for clear audio
- G.711, G.722, G.729: Supports multiple audio codecs for optimized voice quality
- Voicemail:
- Voicemail Indicators: Visual and audio indicators for voicemail alerts
- Integrated Voicemail: Supports voicemail retrieval and configuration directly from the phone interface
- Buttons:
- Programmable Keys: 2 x context-sensitive programmable soft keys for quick access to features like transfer, voicemail, and hold
- Navigation: 4-way navigation button for easy menu access
- Mute & Hold: Dedicated buttons for muting and holding calls
- Volume Control: Separate buttons for adjusting ringer, speaker, and handset volume
- Power Supply:
- PoE (Power over Ethernet): Supported for power delivery through Ethernet cable (optional AC power adapter also available)
- Optional Power Adapter: AC adapter (sold separately)
- Security:
- Encryption: Supports secure SIP signaling and SRTP for voice traffic encryption
- Authentication: Supports various user authentication methods for security
- Network Security: Supports VLANs, QoS, and various firewall configurations for secure deployment
- Software Features:
- Web-based Management Interface: Easily configurable through web-based interface for setup and management
- Provisioning: Automatic provisioning and configuration with compatible VoIP service providers or servers
- Firmware Upgrade: Supports remote firmware upgrades for future features and enhancements
| Model Number | SPA504G |
|---|---|
| SKU | 23861 |
Reviews
Description
Cisco SPA504G 4-Line VoIP Phone
The Cisco SPA504G 4-Line VoIP Phone is a high-performance, SIP-based phone designed for small to medium-sized businesses seeking a reliable and feature-rich communication solution. With support for up to 4 simultaneous SIP lines, the SPA504G enables efficient call management and multitasking, making it ideal for busy work environments.
This VoIP phone features a 128 x 64 pixel monochrome backlit LCD display, providing users with clear information on their calls, including caller ID, call duration, and voicemail alerts. The user-friendly interface includes context-sensitive soft keys, making it easy to manage calls and access key features like hold, transfer, and voicemail directly from the display.
The wideband audio support ensures exceptional voice quality with HD voice clarity, and the full-duplex speakerphone provides hands-free communication with minimal distortion. For those who prefer private calls, the SPA504G offers compatibility with wired and wireless headsets via an RJ9 connector.
This device is equipped with dual Gigabit Ethernet ports, allowing for flexible network configurations and the ability to connect both the phone and a computer, reducing cable clutter. It supports Power over Ethernet (PoE) for a streamlined installation process, with no need for an additional power adapter in PoE-enabled environments.
Security is a key feature, with encryption support for SIP signaling and SRTP for securing voice traffic. The phone can be easily configured through a web-based management interface or via automatic provisioning with compatible VoIP service providers.
With its programmable soft keys, customizable settings, and a robust set of call features, the Cisco SPA504G provides a scalable, high-quality VoIP solution that grows with your business. Its easy-to-use interface, exceptional audio performance, and secure operation make it a valuable tool for enhancing communication and collaboration.
