Yealink EXP39 RJ-12 Voice Network Module

The Yealink EXP39 is a black IP phone expansion module that adds 20 keys for T26, T28, and T38 models. It features an RJ-12 voice network interface and a sleek black design

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Predominant colors of the product
Identifiers
Brand Yealink
Yealink is a Chinese telecommunications equipment company that produces VoIP phones and other telecommunication equipment. The company was founded in 2001 and is headquartered in Shenzhen, Guangdong.
MPN Yealink 8061112
ID 27289762
Dimensions / Weight
Key Features
Connector Type
The physical interface or port used to connect a device to another component or system, such as USB, HDMI, RJ‑45, 3.5 mm jack, or fiber optic connectors. It indicates the shape, pin count, and electrical characteristics that determine compatibility with cables, adapters, and peripherals.
RJ-12
Depth
The linear measurement of an object from front to back or top to bottom, expressed in a physical unit such as millimeters, centimeters, inches, etc. It indicates how deep the item is and can be used for fitting, compatibility, or spatial planning.
182 mm
Height
The vertical dimension of a product measured from its lowest to highest point. It is expressed in a physical unit such as millimetres, centimetres or inches and applies to any item where height is relevant, including books, electronics, furniture and other objects.
100 mm
Number of connectors
The total count of physical connector ports present on a product, regardless of type or function. This value indicates how many separate interfaces (such as USB, HDMI, Ethernet, audio jacks, etc.) are available for connecting peripherals or other devices.
2
Operating relative humidity
The range of relative humidity (in percentage) within which the product is designed to operate reliably. Values are expressed as a minimum–maximum interval such as "20 - 80 %" and indicate the acceptable environmental moisture level for optimal performance.
10 - 90%
Weight
The mass of the product expressed in a standard unit such as grams or kilograms. It represents how heavy the item is and can be used for shipping calculations, handling instructions, or consumer information.
290 g
Width
The horizontal measurement of a product, expressed in a linear unit such as millimetres or inches. It indicates how wide the item is from one side to the other and is used for sizing, fitting, and compatibility purposes.
145 mm
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