2200-35004-001 POLYCOM Soundstructure Dual Line Pstn Module

Review POLYCOM Soundstructure Dual-line Pstn Expansion Module

The Polycom SoundStructure Dual-Line PSTN Expansion Module, model number 2200-35004-001, is a versatile and powerful solution for expanding the capacity of your Polycom SoundStation IP 6000 or IP 6500 conference phone system. This expansion module supports two additional PSTN (Public Switched Telephone Network) lines, enabling larger conference calls or more simultaneous calls for your organization.

Measuring 10.7 inches long, 3.6 inches wide, and 1.7 inches high, the module is compact yet robust, designed to seamlessly integrate with your existing conference phone system. The module features a sleek, modern design, with a matte black finish that complements the aesthetic of the SoundStation IP 6000 or IP 6500 phone.

The SoundStructure Dual-Line PSTN Expansion Module utilizes advanced digital signal processing technology to deliver crystal-clear audio quality, ensuring that all participants in your conference calls can hear each other clearly and effectively. Each line features its own independent ringer, allowing you to easily distinguish between incoming calls on each line. The module also supports call waiting, call transfer, and three-way conferencing, providing you with the flexibility and functionality you need for efficient and productive conference calls.

Installation of the module is straightforward, with simple plug-and-play connectivity to your existing conference phone system. No additional software or configuration is required, making it a user-friendly and convenient solution for expanding your conference phone system's capacity. The module also supports Power over Ethernet (PoE), allowing you to power and connect it using a single Ethernet cable, simplifying your cabling infrastructure and reducing clutter.

With its advanced features, compact design, and easy installation, the Polycom SoundStructure Dual-Line PSTN Expansion Module, model number 2200-35004-001, is an essential accessory for any organization that relies on conference calls for effective communication and collaboration. Whether you're hosting large conference calls with multiple participants or need to support more simultaneous calls, this expansion module provides you with the flexibility and functionality you need to stay connected and productive.

The Polycom SoundStructure Dual-Line PSTN Expansion Module (model number 2200-35004-001) is a device designed to expand the capacity of Polycom IP phones to support additional PSTN (Public Switched Telephone Network) lines. Here are some potential pros and cons of buying this expansion module:

1. Increased Capacity: This expansion module allows you to add up to two additional PSTN lines to your IP phone, enabling you to handle more calls at once.

2. Compatibility: It is compatible with a wide range of Polycom IP phones, including popular models like the SoundPoint IP 501, 550, and 650.

3. Improved Call Handling: With the ability to handle more lines, you can improve your call handling capabilities and provide better customer service.

4. Flexibility: You can use this expansion module to add PSTN lines to your IP phone even if your network does not support SIP trunking or VoIP services.

1. Cost: The expansion module may be an additional cost on top of the cost of your IP phone.

2. Complexity: Installing and configuring the expansion module may require some technical expertise, especially if you are not familiar with telephony systems.

3. Dependence on PSTN: While the expansion module allows you to add PSTN lines to your IP phone, it also means that you are dependent on the PSTN network for some of your calls, which may not offer the same level of reliability or features as VoIP services.

In conclusion, the Polycom SoundStructure Dual-Line PSTN Expansion Module can be a useful addition to your telephony system if you need to handle more calls or if you are not able to use SIP trunking or VoIP services. However, it comes with some drawbacks, such as the cost and the dependence on the PSTN network. Ultimately, the decision to purchase this expansion module depends on your specific telephony needs and budget.

If you decide that this expansion module is the right choice for you, I would recommend purchasing it from a reputable reseller or directly from Polycom to ensure that you receive a genuine and high-quality product. Additionally, make sure to read the documentation carefully and consult with your IT or telephony professional if you have any questions or concerns about the installation and configuration process.

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specifications voipbusiphone:

• brand: Polycom
• type: Pstn Interface Card
• upc: 220035004001

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• options: ship-to-home
• in stock #: 2
• prices: $90.99–$399.33
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• started: february 7, 2026
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