SCO-063 16.670MHZ SCO-063 33.333MHz SCO-063 54MHZ SCO-063(25.000MHz) SCO-063(30.7200MHz) SCO-063S 33.000MHZ SCO-063S(40.0000MHZ) SCO-10 16.384MHZ SCO-10(3) 3.582060MHZ SCO-100 16.384M