The video narration is in English. When a video is playing, you can optionally turn on/off English subtitles by clicking the CC button in the bottom toolbar (or pressing “C” on your keyboard). The subtitles may either be verified by Jabra or auto-generated by YouTube.
Please note that translated subtitles, verified by Jabra, may be available in Chinese (Simplified), French, German, Japanese, or Spanish. To see available translated subtitles, click the Settings icon , go to Subtitles/CC, and then select the preferred language.
在这个部分，您可以找到用于更新 Jabra 设备的固件和软件（如适用）。您可以使用固件文件直接更新一些 Jabra 设备。更新其他 Jabra 设备可能需要安装 Jabra 软件。
Please locate the serial number of your product in the location shown below: