The 7M3-681 from Coilcraft is a RF Inductor with Inductance 0.544 to 0.816 uH, DC Resistance 0.248 Ohms, Self Resonant Frequency 25 MHz, Operating Temperature -40 to 80 Degree C, Quality Factor 60. Tags: Wire Wound Inductor. More details for 7M3-681 can be seen below.