The ER10M393JKR from Gowanda Electronics is a RF Inductor with Inductance 390 uH, DC Resistance 35 Ohms, DC Current 40 mA, Self Resonant Frequency 6.5 MHz, Operating Temperature -55 to 105 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER10M393JKR can be seen below.