What does コントロールつまみ look like on Microsoft Teams?

On Microsoft Teams it is the design shipped in 15.1, shown above at full size. Older revisions are listed beneath it.

When did Microsoft Teams add コントロールつまみ?

Microsoft Teams first drew コントロールつまみ in 1.0, released 2022年2月9日.

Microsoft Corporation has shipped 4 versions of コントロールつまみ. Each is dated, so you can see when the design changed.

Microsoft Teams 1.0

Microsoft Teams shipped a new design for コントロールつまみ in 1.0, released 2022年2月9日. The previous design is shown beside it.

The first Microsoft Teams release we hold for this emoji.

✳ marks a release that redrew this emoji. The rest re-shipped the design unchanged.

What does コントロールつまみ look like on Microsoft Teams?: On Microsoft Teams it is the design shipped in 15.1, shown above at full size. Older revisions are listed beneath it.
When did Microsoft Teams add コントロールつまみ?: Microsoft Teams first drew コントロールつまみ in 1.0, released 2022年2月9日.
How many times has Microsoft Teams redrawn コントロールつまみ?: Microsoft Corporation has shipped 4 versions of コントロールつまみ. Each is dated, so you can see when the design changed.