Revenue By Market

9 Months Ended

Sep. 30, 2011

Revenue By Market [Abstract]

Revenue By Market

16. Revenue by Market

The following tables set forth, for the periods indicated, net revenue by market:

	Three Months Ended			Nine Months Ended
	September 30, 2011		September 30, 2010	September 30, 2011	September 30, 2010
Medical		$    5,833	$     6,400	$  17,016	$    19,426
Hearing Health		4,900	4,903	15,613	15,192
Professional Audio Communications		3,140	3,424	8,955	9,597
Total Revenue		$   13,873	$   14,727	$   41,584	$   44,215