Griffin's PowerMate Knob Controller Finally Goes Wireless

When Griffin Technology revealed the original PowerMate—a hefty polished aluminum programmable knob—way back in 2001, most users were left scratching their head as to what they'd use it for. But years of software updates have resulted in a surprising useful and sleek desktop accessory that's great for everything from… » 1/05/14 9:00am 1/05/14 9:00am