Adds function of setting volume by mouse wheel (over systray, middle click to mute), and adds multimedia keys support.

增加滚轮调节音量功能(在托盘，中键静音)和媒体键支持。

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This tiny Bluetooth 2.1 controller is actually a jack of all trades device as it will control your phone, tablet or PC for gaming, multimedia control, remote camera trigger and even help find your keys -- via a free app -- if you lose them.

ENGADGET: Black Powder Media's Impulse Controller hands-on (video)