The Grandstream GXP2135 is a high-performance IP phone designed for small to medium-sized businesses and professional environments that require robust features and flexibility. This model is part of Grandstream's GXP series, offering advanced functionality and superior audio quality. Here’s a detailed overview of the Grandstream GXP2135:
Key Features:
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Display and Interface:
- Screen: 2.8-inch color LCD display with a resolution of 320x240 pixels, providing clear visibility and a vibrant interface for call management, contacts, and menu options.
- Buttons: Features 8 programmable line keys with dual-color LED indicators. These keys can be customized for various functions such as speed dial, line appearance, or Busy Lamp Field (BLF) monitoring.
- Navigation: Includes a 5-way navigation cluster and dedicated function keys for easy access to phone settings and features.
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Audio Quality:
- Codecs: Supports high-definition (HD) voice with the G.722 codec, along with other standard codecs like G.711, G.729, and G.726, ensuring clear and high-quality audio.
- Speaker and Microphone: Full-duplex speakerphone with a high-quality microphone for clear hands-free communication.
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Connectivity:
- Network Ports: Two 10/100/1000 Mbps Ethernet ports – one for connecting to the network and one for connecting a PC, ensuring high-speed network performance and future-proofing.
- Power over Ethernet (PoE): Supports PoE (IEEE 802.3af), which allows the phone to receive power through the Ethernet cable, simplifying installation and reducing cable clutter.
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Call Management:
- Features: Provides advanced call management functions including call hold, call transfer, call forward, call waiting, and 5-way conferencing.
- Directories: Includes local directories, call history, and support for LDAP directories for integration with directory services.
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SIP Support:
- SIP Accounts: Supports up to 8 SIP accounts, allowing users to handle multiple lines or extensions.
- SIP Protocols: Compatible with standard SIP protocols for broad interoperability with various VoIP services and systems.
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User Interface:
- Menu: Features an intuitive, user-friendly menu system for easy setup and daily operation.
- Languages: Supports multiple languages, making it suitable for use in different regions.
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Additional Features:
- Firmware: Firmware is upgradeable, allowing for updates and new features to be added over time.
- Wall Mountable: The phone can be wall-mounted if needed, providing flexible installation options.
- Expansion Capabilities: Compatible with Grandstream’s GXP2200EXT expansion module, which adds additional programmable keys for further customization.
