Cheap And Discounts 10PCS/Lot DIP-2 Passive Crystal Quartz Resonator Crystal Oscillator Kit HC-49US 2Pin HC-49S Through Holes 19.2MHZ 20PF 20PPM Wholesale. Buy Directly From Merchant BinElectronics Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.