... *1.6 SMD crystal) with 2 pins or 4 pins 4. Active (with IC): DIP 14, DIP 8 ... .000MHZ,28.224MHZ 3. For Hard drive:23.040MHz,28.224MHz 4. For Optical drive: 33.8688MHz,16.9344MHz,18 ... .432MHz 5. For Keyboard:6.000MHz 12.000MHZ 4. ... air-conditioner: 4.194304MHz,4.000MHz. 3. For small appliances (kitchen):4.000MHz, 6.000MHz,4.194304MHz,32.768KHz. 4. For toys ...