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.