The ER15M271JKR from Gowanda Electronics is a RF Inductor with Inductance 2.7 uH, DC Resistance 1.2 Ohms, DC Current 385 mA, Self Resonant Frequency 120 MHz, Operating Temperature -55 to 125 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER15M271JKR can be seen below.