Balance Sheet Components (Tables)

9 Months Ended

Sep. 30, 2012



	September 30,		December 31,
(in thousands)	2012		2011
Raw Materials	$	28	$	250
Finished Goods	3,200		3,113
Total Inventories	$	3,228	$	3,363

Property and Equipment



	September 30,			December 31,
(in thousands)	2012			2011
Computer equipment and software	$	4,343		$	3,712
Furniture, fixtures and equipment	1,006			1,018
Leasehold improvements	1,762			1,493
Manufacturing tools and equipment	3,340			3,027
Construction in process	111			90
	10,562			9,340
Less: Accumulated depreciation	(7,946		)	(6,639		)
Property and equipment, net	$	2,616		$	2,701

Accrued Liabilities



	September 30,		December 31,
(in thousands)	2012		2011
Payroll and related expenses	$	6,449	$	4,424
Uninvoiced purchases	1,349		1,741
Preferred stock warrant liability	—		1,853
Deferred rent	571		500
Exercise of unvested stock options	242		373
Customer prepayments	105		387
Sales and use tax payable	426		343
Other	225		522
Total accrued payroll and other accruals	$	9,367	$	10,143

- Definition

Tabular disclosure of the useful life and salvage value of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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