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Yealink datasheet

Yealink BT42 Datasheet (FR)

The official datasheet for the Yealink BT42: hardware, features and full technical specifications.

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About this datasheet

About the BT42 Datasheet (FR)

The official datasheet for the Yealink BT42: hardware, features and full technical specifications. This copy, last updated by Yealink on February 28, 2026, and you can read it right here or download it.

What’s inside

Product overview and highlights
Display, audio and hardware specifications
Network, power and ports
Accessories and package contents

Phones covered

Yealink phones this datasheet covers

BT42

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Yealink and Yealink product names are trademarks of Yealink Network Technology Co., Ltd. Product information, images and documents are published by Yealink and provided here for reference by smplVoice. Firmware and documents are Yealink’s original, unmodified files.