.The X3S013000BA1HA-U is a 4-pin Surface Mount Device (SMD) Crystal Resonator manufactured by Harmony with a frequency of 13MHz ±10ppm, RoHS compliant. It is in an SMD-3225 case and features an enhanced specification of stability, frequency tolerance and temperature performance. This part is suitable for RF and Clock applications such as Smart Meters, Industrial Controls, Automotive Electronics, Digital TV, IoT Devices, Phones/Tablets and other communication devices.