668-1508-KIT,SOLDER-PAD MICS
668-1509-KIT,WATER-PROOF MICS
668-1510-KIT,SMALL SPEAKER KIT
668-1511-KIT,SPECIALIZED SPEAKERS
668-1522-KIT,LEADED PIEZO KIT
668-1551-KIT,MICRO SPEAKER KIT
668-1573-KIT,ULTRASONIC SENSOR KIT
66-816,NUTDR HEX 1/2
