Yealink SIP-T42S IP Phone
The Yealink SIP‑T42S IP Phone is a reliable, high-performance IP desk phone designed for professional business users. With a sharp 2.7″ backlit display, support for up to 12 SIP accounts, and integrated HD voice technology, the T42S offers a premium communication experience. Its dual Gigabit Ethernet ports, Power over Ethernet (PoE) support, and USB expansion port make it a versatile choice for any modern office environment.
Key Features
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12 SIP Accounts & 6 Lines: Perfect for users handling multiple calls and lines.
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HD Audio with Opus Codec: Ensures crystal-clear voice quality even in low-bandwidth environments.
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Dual Gigabit Ethernet Ports: Provides fast network connectivity and easy PC pass-through.
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PoE Support: Eliminates the need for separate power adapters.
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USB 2.0 Port: Enables Bluetooth, Wi-Fi connectivity, and call recording with supported modules.
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Programmable Keys: Up to 15 configurable keys for speed dial, call park, or other functions.
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Secure Communication: Supports TLS/SSL encryption, secure provisioning, and unified firmware.
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Elegant Design: Sleek and professional appearance suited for any desk.






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