... crystal 2 pads ( 8*4.5mm, 7*5mm, 6*3.5mm, 5*3.2mm,3.2*2.5mm) -Watch crystal / cylinder crystal/ tuning ... -MCF filter-Oscillator(full/half size,7*5mm,5*3.2mm,3.2*2.5mm,2.5*2.0mm)-TCXO,VCXO ( ... 7*5mm,5*3.2mm,3.2*2.5mm)-Ceramic resonator & filter(ZTT,ZTA,ZTB ... ,CRB)-SAW DEVICE(TO39,F11,QCC8C,SM2,5*3.5mm3.8*3.8mm,3*3mm) Represents below brandEPSON, CITIZEN, SII ( SEIKO), ...