The ER15M from Gowanda Electronics is a RF Inductor with Inductance 0.15 to 240 uH, DC Resistance 0.03 to 7.8 Ohms, DC Current 101 to 2450 mA, Self Resonant Frequency 5.9 to 525 MHz, Quality Factor 33 to 75. Tags: Wire Wound Inductor. More details for ER15M can be seen below.