Description
The SPA303-G2 is a reliable 3-line IP phone from the Cisco Small Business SPA series. It is an updated version of the popular SPA303, designed for small-to-medium businesses and home offices that require a professional, cost-effective communication solution with broad VoIP compatibility.
Core Technical Specifications
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Line Support: 3 active lines with independent configurations and LEDs.
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Display: Monochrome graphical LCD ($128 \times 64$ resolution) with no backlight.
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Ethernet Ports: Dual switched 10/100 Mbps RJ-45 ports (one for network connection, one for PC passthrough).
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Audio Codecs: Supports G.711, G.726, G.729a, and G.722 (Wideband Audio).
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Protocol Support: Industry-standard SIP (Session Initiation Protocol), making it compatible with a wide variety of service providers.
Key Features and Capabilities
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Interoperability: This device is built for flexibility, working seamlessly with most SIP-based IP-PBX platforms, including Asterisk, FreePBX, and various hosted VoIP services.
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Essential Functionality: Includes dedicated keys for Mute, Hold, Speakerphone, Settings, and Volume.
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Simplified Management: We can easily configure the phone via a web-based utility or automated remote provisioning, which is ideal for multi-site deployments.
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Local Conferencing: Supports three-way conferencing directly on the phone, allowing for quick collaboration without external conference bridges.
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Clear Audio: Features a high-quality speakerphone and handset that support wideband audio for improved voice clarity.






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