CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Current assets
Cash and cash equivalents	$ 22,162	$ 22,056
Accounts receivable, net	12,622	19,731
Inventories	12,405	10,097
Prepaid inventory	2,681	3,347
Other current assets	2,349	1,507
Total current assets	52,219	56,738
Property and equipment, net	2,714	1,997
Deferred tax asset	2,810	2,197
Operating lease right-of-use assets, net	574	581
Other noncurrent assets	535	652
Total assets	58,852	62,165
Current liabilities
Accounts payable and accrued expenses	5,365	4,811
Product warranties	267	329
Operating lease liabilities, current portion	252	204
Deferred revenue, current portion	529	541
Total current liabilities	6,413	5,885
Operating lease liabilities	343	398
Deferred revenue, net of current portion	32	55
Total liabilities	6,788	6,338
Stockholders’ equity
Preferred stock, 5,000,000 shares authorized and none issued and outstanding
Common stock, $0.01 par value – 50,000,000 authorized; 17,031,845 issued and 16,440,036 outstanding at June 30, 2025; 17,036,845 issued and 16,495,396 outstanding at December 31, 2024	169	169
Additional paid-in capital	45,941	45,795
Treasury stock, 591,809 and 541,449 shares at cost, at June 30, 2025 and December 31, 2024, respectively	(3,871)	(3,571)
Retained earnings	9,825	13,434
Total stockholders’ equity	52,064	55,827
Total liabilities and stockholders’ equity	$ 58,852	$ 62,165