Toyota Genuine Accessories (PT398-35090) RS3200 Plus Alarm Security System Glass breakage sensor (GBS) features highly sensitive microphone that detects the specific sound frequency of striking on glass or glass breakagesounding alarm and disarming starter if a window is broken. GBS is capable of ignoring sounds not associated with glass, helping prevent the inconvenience of false alarms. Meets Toyotas stringent quality standards. Premium accessory adds to the vehicles resale value. This kit requires Tacoma to have remote keyless entry.