Exhibit 23

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement Nos. 33-86614, 33-55904, 333-43670, 333-86840, 333-111293 and 333-117924, each on Form S-8 and Registration No. 333-119721 on Form S-3 of our reports dated March 9, 2006, relating to the consolidated financial statements of and management’s report of the effectiveness of internal control over financial reporting, appearing in this Annual Report on Form 10-K of LoJack Corporation for the year ended December 31, 2005.