The Yealink DD10K DECT USB Dongle enhances your Yealink desk phone's functionality by enabling seamless DECT wireless connectivity. Designed specifically for compatibility with Yealink SIP-T41S, T42S phones (with firmware 66.82.0.35 or later) and the T5 series, this dongle allows your phones to operate concurrently with Yealink DECT systems after pairing with compatible Yealink DECT IP base stations such as the W60B, W70B, W80B, and W90B.

Key features include a high transmission rate of 1152 kbps for reliable, fast connections without additional wiring, and easy plug-and-play installation ensuring hassle-free setup. The DD10K also empowers some T5-series phones to act as DECT base stations themselves, registering multiple compatible Yealink handsets and expanding your wireless phone network with great flexibility.

Ideal for businesses requiring wireless phone capability in environments like retail, warehouses, and restaurants, this dongle complements the Yealink DECT product ecosystem by combining desk phone robustness with wireless convenience, enhancing workforce mobility and communication efficiency.

For more information and firmware requirements, visit the [Yealink official product page](https://www.yealink.com/en/product-detail/accessories-dd10k).