We make small LOUD anti-theft alarms that thwart, frustrate, and stop theft of TV's / televisions, projectors and PCs / computers / iMacs. Sonic Shock anti-theft alarms are deployed by commercial users world wide – universities, colleges, hospitals, restaurants, hotels, business centers, and community centers. Sonic Shock anti-theft alarms are not only proven more effective than locks, cables, or tie downs, they also spare your site from unsightly cables, locks, or chains that tell your customers both that you don't trust them, and that your site is potentially unsafe.