Yealink HNDST-T56/T58 Replacement Handset

Overview :

The Yealink HNDST-T56/T58 is a factory-authorized replacement handset designed exclusively for the Yealink SIP-T56A and SIP-T58A smart media phones. It is manufactured to maintain the specific acoustic signature and wideband audio standards required by these high-end video-conferencing units. Replacing a damaged or degraded handset restores the device to original operational efficiency.

Constructed for heavy-duty office and enterprise use, this handset utilizes high-grade materials to ensure structural durability and consistent signal integrity. It features the necessary internal circuitry to support the T56/T58 series’ high-fidelity audio processing, ensuring clear, noise-free communication during critical business calls.

Deployment involves a direct replacement procedure, requiring no external configuration. It is essential to ensure the base unit is an authentic Yealink SIP-T56A or T58A, as internal wiring and connector impedance are tuned specifically for these models. Do not use this handset with standard T4 or entry-level T3 series phones to avoid audio signal degradation.

Key Features :

• Official replacement for Yealink SIP-T56A and SIP-T58A series.

• Supports high-fidelity wideband audio and HD voice protocols.

• Ergonomic design optimized for extended call comfort and handling.

• Integrated internal acoustic chamber for superior sound output.

• Factory-tested for electrical compatibility with T5 series phones.