10PCS/LOT HC-49S Quartz Crystal Resonator Passive Oscillator HC 49S 6.000Mhz 7.3728Mhz 7.68Mhz 8.000Mhz 10.000Mhz 11.0592Mhz
https://www.vogueparade.com/shopping/EN/4003/1/1005002115529442/10pcslot-hc-49s-quartz-crystal-resonator-passive-oscillator-hc-49s-6000mhz-73728mhz-768mhz-8000mhz-10000mhz-110592mhz//